Emerson Rosemount 4088B MultiVariable User manual

Quick Start Guide
00825-0200-4088, Rev BA
November 2014
Rosemount 4088B MultiVariable™Transmitter
with BSAP/MVS Protocols

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Quick Start Guide
Procedures and instructions in this section may require special precautions to
ensure the safety of the personnel performing the operation. Information that
raises potential safety issues is indicated with a warning symbol ( ). Refer to the
following safety messages before performing an operation preceded by this
symbol.
NOTICE
This installation guide provides basic guidelines for the Rosemount 4088 MultiVariable
Transmitter (reference manual document number 00809-0100-4088). It does not provide
instructions for diagnostics, maintenance, service, or troubleshooting. Refer to the 4088
MultiVariable Transmitter Reference Manual for more instruction. All documents are available
electronically at www.emersonprocess.com/rosemount.
Explosions could result in death or serious injury.
Installation of this transmitter in an explosive environment must be in accordance with the
appropriate local, national, and international standards, codes, and practices. Review the
approvals section of the 4088 MultiVariable Transmitter Reference Manual (00809-0100-4088)
for any restrictions associated with a safe installation.
Before connecting any instruments in an explosive atmosphere, ensure any instruments in the
loop are installed in accordance with intrinsically safe or non-incendive field wiring practices.
In an Explosion-proof/Flameproof installation, do not remove the transmitter covers when
power is applied to the unit.
Process leaks may cause harm or result in death.
Install and tighten process connectors before applying pressure.
Electrical shock can result in death or serious injury.
Avoid contact with the leads and terminals. High voltage that may be present on leads can
cause electrical shock.
Conduit/cable entries
Unless marked, the conduit/cable entries in the transmitter housing use a 1/2-14 NPT thread
form. Entries marked "M20" are M20 x 1.5 thread form. On devices with multiple conduit
entries, all entries will have the same thread form. Only use plugs, adapters, glands, or conduit
with a compatible thread form when closing these entries.
When installing in a hazardous location, use only appropriately listed or Ex certified plugs,
adapters, or glands in cable/conduit entries.
Contents
Steps required for quick installation page 3
Mount the transmitter . . . . . . . . . . page 4
Consider housing rotation . . . . . . . page 8
Set the switches . . . . . . . . . . . . . . . . page 9
Wiring and power up . . . . . . . . . . . .page 9
Verify device configuration . . . . . page 15
Trim the transmitter . . . . . . . . . . . page 16
Product Certifications . . . . . . . . . . page 17

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Steps required for quick installation
Start >
Mount the transmitter
Consider housing rotation
Set the switches
Wiring and power up
Verify device configuration
Trim the transmitter
> Finish

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Quick Start Guide
Step 1: Mount the transmitter
Liquid flow applications
1. Place taps to the side of the line.
2. Mount beside or below the taps.
3. Mount the transmitter so that the
drain/vent valves are oriented
upward.
Gas flow applications
1. Place taps in the top or side of the
line.
2. Mount beside or above the taps.
Steam flow applications
1. Place taps to the side of the line.
2. Mount beside or below the taps.
3. Fill impulse lines with water.

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Mounting brackets
Bolting considerations
If the transmitter installation requires assembly of a process flange, manifold, or
flange adapters, follow these assembly guidelines to ensure a tight seal for
optimal performance characteristics of the transmitter. Only use bolts supplied
with the transmitter or sold by Emerson Process Management as spare parts.
Figure 1 illustrates common transmitter assemblies with the bolt length required
for proper transmitter assembly.
Coplanar flange
Traditional flange
In-Line
Panel mount
Pipe mount
Panel mount Pipe mount
Panel mount Pipe mount

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Quick Start Guide
Figure 1. Common Transmitter Assemblies
A. Transmitter with coplanar flange
B. Transmitter with coplanar flange and optional flange adapters
C. Transmitter with traditional flange and optional flange adapters
D. Transmitter with coplanar flange and optional Rosemount Conventional Manifold and
flange adapters
Note
For all other manifolds, contact Rosemount Customer Central technical support or the local
Emerson Process Management representative.
Bolts are typically carbon steel or stainless steel. Confirm the material by viewing
the markings on the head of the bolt and referencing Figure 2. If bolt material is
not shown in Figure 2, contact the local Emerson Process Management
representative for more information.
Use the following bolt installation procedure:
1. Carbon steel bolts do not require lubrication and the stainless steel bolts are
coated with a lubricant to ease installation. However, no additional lubricant
should be applied when installing either type of bolt.
2. Finger-tighten the bolts.
3. Torque the bolts to the initial torque value using a crossing pattern. See
Figure 2 for initial torque value.
4. Torque the bolts to the final torque value using the same crossing pattern. See
Figure 2 for final torque value.
5. Verify the flange bolts are protruding through the sensor module before
applying pressure (see Figure 3).
4 x 1.75-in. (44 mm)
4 x 2.88-in. (73 mm)
A B
C
4 x 1.75-in. (44 mm)
D
4 x 1.50-in. (38 mm)
4 x 2.25-in. (57 mm)
4 x 1.75-in. (44 mm)

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Figure 2. Torque Values for the Flange and Flange Adapter Bolts
Figure 3. Proper Bolt Installation
A. Bolt
B. Sensor module
O-rings with flange adapters
Whenever the flange or adapters are removed, visually inspect the O-rings.
Replace them if there are any signs of damage, such as nicks or cuts. If the O-rings
are replaced, re-torque the flange bolts and alignment screws after installation to
compensate for seating of the O-rings.
Bolt material Head markings Initial torque Final torque
Carbon Steel (CS) 300 in.-lbs. 650 in.-lbs.
Stainless Steel (SST) 150 in.-lbs. 300 in.-lbs.
Failure to install proper flange adapter O-rings may cause process leaks,
which can result in death or serious injury. Only use the O-ring that is
designed for its specific flange adapter.
A. Flange adapter
B. O-ring
C. PTFE based profile is square
D. Elastomer profile is round
B7M
316
316
316
SW
316
STM
316
R
B8M
A
B
A
B
C
D

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Quick Start Guide
In-Line gage transmitter orientation
The low side pressure port (atmospheric reference) on the in-line gage
transmitter is located under the sensor module neck label (see Figure 4).
Keep the vent path free of any obstruction, including but not limited to paint,
dust, and lubrication by mounting the transmitter so that any contaminants can
drain away.
Figure 4. In-Line Gage Transmitter
A. Low side pressure port (under neck label)
Step 2: Consider housing rotation
To improve field access to wiring or to better view the optional LCD display:
1. Loosen the housing rotation set screw.
2. Turn the housing up to 180° left or right of its original (as shipped) position.
3. Re-tighten the housing rotation set screw.
Figure 5. Transmitter Housing Set Screw
A. LCD display
B. Housing rotation set screw (3/32-in.)
Note
Do not rotate the housing more than 180° without first performing a disassembly procedure (refer
to the Rosemount 4088 MultiVariable Transmitter Reference Manual [00809-0100-4088] for more
information). Over-rotation may sever the electrical connection between the sensor module and
the electronics.
A
A
B

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Step 3: Set the switches
The transmitter’s default configuration for the AC Termination is in the off
position. The transmitter’s default configuration for the security switch is in the
off position.
1. If the transmitter is installed, secure the bus and remove power.
2. Remove the housing cover opposite the field terminals side. Do not remove
the housing cover in explosive environments.
3. Slide the security and AC Termination switches into the preferred position by
using a small screwdriver. Note that the security switch will need to be in the
off position in order to make any configuration changes.
4. Reinstall the housing cover and tighten so that the cover is fully seated with
metal to metal contact between the housing and cover in order to meet
explosion proof requirements.
Figure 6. Transmitter Switch Configuration
A. Security
B. AC termination
Step 4: Wiring and power up
Use the following steps to wire the transmitter:
1. Remove the cover on the field terminals side of the housing.
2. Set up based on optional process temperature input.
a. If the optional process temperature input is being utilized, follow the
procedure “Install optional process temperature input (PT 100 RTD sensor)”
on page 14.
b. If there will not be an optional temperature input, plug and seal the unused
conduit connection.
3. Connect the positive lead from the power source to the “PWR +” terminal, and
the negative lead to the “PWR –” terminal.
4. Connect the transmitter to the RS-485 bus as shown in Figure 7.
a. Connect the A lead to the “A” terminal.
b. Connect the B lead to the “B” terminal.
Note
The Rosemount 4088 MultiVariable Transmitter uses RS-485 Modbus®with 8 data bits, one stop
bit and no parity. The default baud rate is 9600.
AB

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Quick Start Guide
Note
Twisted pair wiring is required for RS-485 bus wiring. Wiring runs under 1000 ft (305 m) should be
AWG 22 or larger. Wiring runs from 1000 to 4000 feet (305 to 1219 m) should be AWG 20 or
larger. Wiring should not exceed AWG 16.
5. Reinstall the housing cover and tighten so that the cover is fully seated with
metal to metal contact between the housing and cover in order to meet
explosion proof requirements.
Figure 7 and Figure 8 show the wiring connections necessary to power a
Rosemount 4088 MultiVariable Transmitter and enable communications with
OpenEnterprise Field Tools.
Transmitter wiring and configuration tool connection
Figure 7. Rosemount 4088 MultiVariable Wiring for RS-485 Bus
A. RS-485 (A)
B. RS-485 (B)
C. RS-485 bus, twisted pair required
D. Bus Termination: AC Termination on 4088 (see “Set the switches” on page 9) or
120 resistor
E. User-provided power supply
NOTICE
When the enclosed threaded plug is utilized in the conduit opening, it must be installed with a
minimum engagement of five threads in order to comply with explosion-proof requirements.
Refer to the Rosemount 4088 MultiVariable Transmitter reference manual (document number
00809-0100-4088) for more information.
Note
Installation of the transient protection terminal block does not provide transient protection unless
the Rosemount 4088 MultiVariable Transmitter housing is properly grounded.
DD
B
A
C
E
Ω

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November 2014
It is not required to remove the Rosemount 4088 from the RS-485 network when
configuring over the local HART port. The device should be taken out of service or
put in manual prior to performing any configuration changes.
Note
Certain BSAP parameters (such as MANUAL.LOCK.CFG or EXECUTE.CALIB) are accessible only
through BSAP and must be configured using the TechView component of OpenEnterprise Field
Tools.
Figure 8. Rosemount 4088 MultiVariable Configuration via HART®or BSAP
(local) Port
Note
In the TechView component of OpenEnterprise Field Tools, specify a baud rate of 1200 baud, and
specify the transmitter’s local address. For more information on 4088B configuration/calibration
tasks in TechView, see the TechView User’s Guide (part D301430X012).
A. TechView (BSAP protocol) component of
OpenEnterprise Field Tools
B. MACTek®Viator®USB HART Interface
C. User-provided power supply
AB
C

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Quick Start Guide
Configure the Rosemount 4088B either through a connection with a ROC
controller or FloBoss™flow computer using the ROCLINK™800 component of
OpenEnterprise Field Tools or through a connection with a ControlWave™
controller or flow computer using the TechView component of OpenEnterprise
Field Tools.
Figure 9. Rosemount 4088 MultiVariable Configuration via RS-485 Network
Port
Grounding
Signal wire grounding
Do not run signal wiring in conduit or open trays with power wiring, or near heavy
electrical equipment. Ground the shield of the signal wiring at any one point on
the signal loop (see Figure 10). The negative terminal of the power supply is a
recommended grounding point.
Figure 10. Signal Ground Wiring
A. RS-485 (A)
B. RS-485 (B)
C. RS-485 bus, twisted pair required
D. Bus Termination: AC Termination on 4088
(see “Set the switches” on page 9) or
120 resistor
E. User-provided power supply
F. OpenEnterprise Field Tools (ROCLINK for
MVS or TechView for BSAP protocol)
G. ROC, FloBoss, or ControlWave flow
computer or RTU
A. Positive
B. Minimize distance
C. Trim shield and insulate
D. Insulate shield
E. Connect shield back to the power supply
F. Negative
A
DCB
AD
E
G
F
Ω
DP
A
D
F
B
C
E

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Transmitter case
Always ground the transmitter case in accordance with national and local
electrical codes. The most effective transmitter case grounding method is a direct
connection to earth ground with minimal impedance (< 1 ). Methods for
grounding the transmitter case include:
Internal ground connection
The internal ground connection screw is inside the terminal side of the electronics
housing. The screw is identified by a ground symbol ( ).
Figure 11. Internal Ground Connection
A. Ground lug
External ground connection
The external ground connection is on the outside of the sensor module housing.
The connection is identified by a ground symbol ( ). An external ground
assembly is included with the option codes shown in Table 1 on page 1-14 or is
available as a spare part (03151-9060-0001).
Figure 12. External Ground Connection
A. External ground lug
B. External Ground Assembly 03151-9060-0001
Ω
A
A
B

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Quick Start Guide
Table 1. External Ground Screw Approval Option Codes
Install optional process temperature input (PT 100 RTD sensor)
Note
To meet ATEX/IECEx Flameproof certification, only ATEX/IECEx Flameproof Cables (Temperature
Input Code C30, C32, C33, or C34) may be used.
1. Mount the Pt 100 RTD Sensor in the appropriate location.
Note
Use shielded three-wire or four-wire cable for the process temperature connection.
2. Connect the RTD cable to the Rosemount 4088 MultiVariable Transmitter by
inserting the cable wires through the unused housing conduit and connect to
the screws on the transmitter terminal block. An appropriate cable gland
should be used to seal the conduit opening around the cable.
3. Connect the RTD cable shield wire to the ground lug in the housing.
Option code Description
E1 ATEX Flameproof
I1 ATEX Intrinsic Safety
N1 ATEX Type n
ND ATEX Dust
K1 ATEX Flameproof, Intrinsic Safety, Type n, Dust (combination of E1, I1, N1, and ND)
E7 IECEx Flameproof, Dust Ignition-proof
N7 IECEx Type n
K7 IECEx Flameproof, Dust Ignition-proof, Intrinsic Safety, and Type n
(combination of E7, I7, and N7)
KA ATEX and CSA Explosion-proof, Intrinsically Safe, Division 2
(combination of E1, E6, I1, and I6)
KC FM and ATEX Explosion-proof, Intrinsically Safe, Division 2
(combination of E5, E1, I5, and I1)
T1 Transient terminal block
D4 External ground screw assembly

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Figure 13. Rosemount 4088 MultiVariable Transmitter RTD Wiring Connection
A. Ground lug
B. Pt 100 RTD sensor
C. Connection head
Step 5: Verify device configuration
Use the ROCLINK or TechView components of OpenEnterprise Field Tools to
communication with and verify configuration of the Rosemount 4088
MultiVariable Transmitter.
Note
Device configuration procedures are given in the ROCLINK Configuration Software User Manual
(for ROC800-Series), part D301250X012; the ROCLINK Configuration Software User Manual (for
FloBoss 107), part D301249X012; and the TechView User’s Guide (part D301430X012). The
Rosemount 4088 MultiVariable Transmitter Reference Manual (00809-0100-4088) contains a
detailed register map.
3-Wire 4-Wire
A
BB
A
C
C

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Quick Start Guide
Step 6: Trim the transmitter
Transmitters are shipped fully calibrated per request or by the factory default of
full scale.
Use the ROCLINK or TechView components of OpenEnterprise Field Tools to
communicate with and perform maintenance on the Rosemount 4088
MultiVariable Transmitter.
Zero trim
A zero trim is a single-point adjustment used for compensating mounting
position and line pressure effects on static and differential pressure sensors.
When performing a zero trim, ensure that the equalizing valve is open and all wet
legs are filled to the correct level.
The transmitter will allow up to 95% of URL zero error to be trimmed through a
lower SP trim procedure.
If zero offset is less than 5% of URL, follow the user interface software instructions
below.
Performing a zero trim using OpenEnterprise Field Tools
See the product-specific ROCLINK manual (ROCLINK Configuration Software User
Manual [for ROC800-Series], part D301250X012, or the ROCLINK Configuration
Software User Manual [for FloBoss 107], part D301249X012) or the TechView
User’s Guide (part D301430X012) for information.

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Product Certifications
Ordinary Location Certification for FM
As standard, the transmitter has been examined and tested to determine that the
design meets basic electrical, mechanical, and fire protection requirements by
FM, a nationally recognized testing laboratory (NRTL) as accredited by the Federal
Occupational Safety and Health Administration (OSHA).
European Directive Information
A copy of the EC Declaration of Conformity can be found at the end of the Quick
Start Guide. The most recent revision of the EC Declaration of Conformity can be
found at www.emersonprocess.com/rosemount.
Hazardous Locations Certifications
North American Certifications
FM Approvals
E5 XP Class I, Division 1, Groups B, C, D (Ta = -50 °C to 85 °C); DIP Class II and Class
III,Division 1, Groups E, F, G (Ta = -50 °C to 85 °C); Class I Zone 0/1 AEx d IIC T5
or T6 Ga/Gb (Ta = -50 °C to 80 °C); hazardous location; enclosure Type
4X/IP66/IP68; conduit seal not required
Special Conditions for Safe Use (X):
1. The device contains a thin wall diaphragm. Installation, maintenance, and use
shall take into account the environmental conditions to which the diaphragm
will be subjected. The manufacturers instruction for maintenance shall be
followed in detail to assure safety during its expected lifetime.
2. In case of repair contact the manufacturer for information on the dimensions
of the flameproof joint.
3. Appropriate cable, glands, and plugs need to be suitable for a temperature of
5 °C greater than maximum specified temperature for location where
installed.
4. The applicable temperature class, ambient temperature range and process
temperature range of the equipment is as follows:
T4 for -50 °C ≤ Ta ≤80 °C with T process = -50 °C to 120 °C
T5 for -50 °C ≤Ta ≤80 °C with T process = -50 °C to 80 °C
T6 for -50 °C ≤Ta ≤65 °C with T process = -50 °C to 65 °C

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I5 Intrinsic Safety Class I, Division 1, Groups C, D; Class II, Groups E, F, G; Class III;
Class I Zone 0 AEx ia IIB T4; Nonincendive Class I, Div 2, Groups A, B, C, D;
T4(-50 °C ≤Ta ≤70 °C); when connected per Rosemount drawing 04088-1206;
Type 4X
Special Conditions for Safe Use (X):
1. The maximum permitted ambient temperature of the Model 4088 Pressure
Transmitter is 70 °C. To avoid the effects of process temperature and other
thermal effects care shall be taken to ensure the surrounding ambient and the
ambient inside the transmitter housing does not exceed 70 °C.
2. The enclosure may contain aluminum and is considered to present a potential
risk of ignition by impact or friction. Care must be taken during installation
and use to prevent impact or friction.
3. The Model 4088 Transmitters fitted with transient protection are not capable
of withstanding the 500V test. This must be taken into account during
installation.
Canadian Standards Association (CSA)
All CSA hazardous approved transmitters are dual seal certified per ANSI/ISA
12.27.01-2003.
E6 Explosion-proof for Class I, Division 1, Groups B, C, and D; Dust-Ignition-Proof
for Class II and Class III, Division 1, Groups E, F, and G; suitable for Class I,
Division 2, Groups A, B, C, and D, CSA Enclosure Type 4X; conduit seal not
required.
I6 Intrinsically Safe for Class I, Division 1, Groups C and D, T3C, Class I, Zone 0,
Ex ia IIb, T4; when connected per Rosemount drawing 04088-1207; enclosure
Type 4X
European Certifications
ND ATEX Dust
Certificate No.: FM12ATEX0030X
II 2D Ex tb IIIC T95 °C Db (-20 °C Ta 85 °C)
Vmax = 30V
IP66
1180
Special Conditions for Safe Use (X):
1. Cable entries must be used which maintain the ingress protection of the
enclosure to at least IP66.
2. Unused cable entries must be filled with suitable blanking plugs which
maintain the ingress protection of the enclosure to at least IP66.
3. Cable entries and blanking plugs must be suitable for the ambient range of the
apparatus and capable of withstanding a 7J impact test.

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E1 ATEX Flameproof
Certificate No.: FM12ATEX0030X
Ex d IIC T5 or T6 Ga/Gb
T5 (-50 °C ≤Tamb ≤80 °C)
T6 (-50 °C ≤Tamb ≤65 °C)
Vmax = 30V
1180
Special Conditions for Safe Use (X):
1. The device contains a thin wall diaphragm. Installation, maintenance, and use
shall take into account the environmental conditions to which the diaphragm
will be subjected. The manufacturers instruction for maintenance shall be
followed in detail to assure safety during its expected lifetime.
2. In case of repair contact the manufacturer for information on the dimensions
of the flameproof joint.
3. Appropriate cable, glands, and plugs need to be suitable for a temperature of
5 °C greater than maximum specified temperature for location where
installed.
4. The applicable temperature class, ambient temperature range and process
temperature range of the equipment is as follows:
T4 for -50 °C ≤Ta ≤80 °C with T process = -50 °C to 120 °C
T5 for -50 °C ≤Ta ≤80 °C with T process = -50 °C to 80 °C
T6 for -50 °C ≤Ta ≤65 °C with T process = -50 °C to 65 °C
E7 IECEx Flameproof
Certificate No.: IECEx FMG 13.0024X
Ex d IIC T5 or T6 Ga/Gb
T5 (-50 °C ≤Tamb ≤80 °C)
T6 (-50 °C ≤Tamb ≤65 °C)
Vmax = 30V
Special Conditions for Safe Use (X):
1. The device contains a thin wall diaphragm. Installation, maintenance, and use
shall take into account the environmental conditions to which the diaphragm
will be subjected. The manufacturers instruction for maintenance shall be
followed in detail to assure safety during its expected lifetime.
2. In case of repair contact the manufacturer for information on the dimensions
of the flameproof joint.
3. Appropriate cable, glands, and plugs need to be suitable for a temperature of
5 °C greater than maximum specified temperature for location where
installed.
4. The applicable temperature class, ambient temperature range and process
temperature range of the equipment is as follows:
T4 for -50 °C ≤Ta ≤80 °C with T process = -50 °C to 120 °C
T5 for -50 °C ≤Ta ≤80 °C with T process = -50 °C to 80 °C
T6 for -50 °C ≤Ta ≤65 °C with T process = -50 °C to 65 °C

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Combinations of Certifications
Stainless steel certification tag is provided when optional approval is specified.
Once a device labeled with multiple approval types is installed, it should not be
reinstalled using any other approval types. Permanently mark the approval label
to distinguish it from unused approval types.
Note
The following combination certifications are pending until the aforementioned certifications are
received.
K1 Combination of E1, I1, N1, and ND
K2 Combination of E2 and I2
K5 Combination of E5 and I5
K6 Combination of E6 and I6
K7 Combination of E7, I7, and N7
KA Combination of E1, E6, I1, and I6
KB Combination of E5, E6, I5, and I6
KC Combination of E5, E1, I5 and I1
KD Combination of E5, E6, E1, I5, I6, and I1