Endress+Hauser OTMT85 User manual

BA01135O/09/EN/02.12
71202058
Device software
01.00
Operating instructions OTMT85
Temperature head transmitter
with FOUNDATION Fieldbus™- protocol
9

2
Brief overview
For quick and easy commissioning:
Safety instructions →Page 4
Æ
Installation instructions →Page 8
Æ
Wiring →Page 13
Æ
Display and operating elements →Page 22
Information on configuration and operating programs from other
manufacturers.
Information about setting the hardware write protection, device address, etc.
for FOUNDATION Fieldbus communication
Æ
Commissioning →Page 28
Commissioning via the FOUNDATION Fieldbus interface - quick start for
device configuration for standard operation
Customer-specific configuration
Complex measurement tasks require additional functions to be configured
that the user can individually select, set and adapt to his process conditions
by setting the appropriate parameters.
A detailed description of all the functions and device parameters.

Table of contents
3
Table of contents
1 Safety instructions . . . . . . . . . . . . . . . . 4
1.1 Designated use . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Installation, commissioning, operation . . . . . . . . . . . 4
1.3 Operational safety . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.4 Notes on safety conventions and icons . . . . . . . . . . . 5
2 Identification . . . . . . . . . . . . . . . . . . . . 6
2.1 Device designation . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Scope of delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.3 Certificates and approvals . . . . . . . . . . . . . . . . . . . . 6
2.4 Registered trademarks . . . . . . . . . . . . . . . . . . . . . . . 7
3 Installation instructions . . . . . . . . . . . . 8
3.1 Incoming acceptance, transport, storage . . . . . . . . . . 8
3.2 Installation conditions . . . . . . . . . . . . . . . . . . . . . . . 8
3.3 Installation instructions . . . . . . . . . . . . . . . . . . . . . . 8
3.4 Post-installation check . . . . . . . . . . . . . . . . . . . . . . 12
4 Wiring . . . . . . . . . . . . . . . . . . . . . . . . 13
4.1 Quick wiring guide . . . . . . . . . . . . . . . . . . . . . . . . 13
4.2 Connecting the sensor cables . . . . . . . . . . . . . . . . . 14
4.3 FOUNDATION Fieldbus™ cable specification . . . . 15
4.4 Connecting the measuring unit . . . . . . . . . . . . . . . 18
4.5 Post-connection check . . . . . . . . . . . . . . . . . . . . . . 20
5 Operation . . . . . . . . . . . . . . . . . . . . . . 21
5.1 Quick operation guide . . . . . . . . . . . . . . . . . . . . . . 21
5.2 Display and operating elements . . . . . . . . . . . . . . . 22
5.3 FOUNDATION Fieldbus™ technology . . . . . . . . . 22
5.4 Configuration of the transmitter and FF
functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
5.5 Hardware settings (optional) . . . . . . . . . . . . . . . . . 26
6 Commissioning. . . . . . . . . . . . . . . . . . 28
6.1 Function check . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6.2 Switching on the measuring device . . . . . . . . . . . . 28
6.3 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
7 Maintenance. . . . . . . . . . . . . . . . . . . . 34
8 Accessories. . . . . . . . . . . . . . . . . . . . . 34
9 Troubleshooting . . . . . . . . . . . . . . . . . 35
9.1 Troubleshooting instructions . . . . . . . . . . . . . . . . . 35
9.2 Status messages . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
9.3 Application errors without messages . . . . . . . . . . . 42
9.4 Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
9.5 Return . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
9.6 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
9.7 Software history and overview of compatibility . . . 43
10 Technical Data. . . . . . . . . . . . . . . . . . . 44
11 Operation via FOUNDATION Fieldbus™
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

Safety instructions
4
1 Safety instructions
1.1 Designated use
• The device is a universal and configurable temperature head transmitter for resistance
thermometers (RTD), thermocouples (TC) and resistance and voltage transmitters. The device is
designed for installation in a connection head form B according to DIN 43729 or field housing.
• The manufacturer cannot be held responsible for damage caused by misuse of the unit.
1.2 Installation, commissioning, operation
Please note the following:
• The device may only be installed, connected, commissioned and maintained by properly qualified
and authorized staff (e.g. electrical technicians) in strict compliance with these Operating
Instructions, applicable standards, legal regulations and certificates (depending on the
application).
• The specialist staff must have read and understood these Operating Instructions and must follow
the instructions they contain.
• The installer must ensure that the measuring system is correctly connected in accordance with
the electrical wiring diagrams.
• Damaged devices which could constitute a source of danger must not be put into operation and
must be clearly indicated as defective.
• Invariably, local regulations governing the opening and repair of electrical devices apply.
1.3 Operational safety
Please pay particular attention to the technical data on the nameplate! The nameplate is located on
the side of the transmitter housing.
Hazardous area
When using in hazardous areas, the national safety requirements must be met. Separate Ex
documentation is contained in these Operating Instructions for measurement systems that are to
mounted in hazardous areas. Strict compliance with the installation instructions, ratings and safety
instructions as listed in this supplementary documentation is mandatory. The documentation
number of that document (XA...) is also indicated on the nameplate.
Electromagnetic compatibility
The measuring device meets the general safety requirements of EN 61010 and the EMC
requirements of IEC/EN 61326 as well as NAMUR recommendations NE 21 and NE 89.
NOTICE
Power supply
►Power must be fed to the device from an 9 to 32 VDC power supply in accordance with NEC
Class 02 (low voltage/current) with short-circuit power limit to 8 A/150 VA.

Safety instructions
5
1.4 Notes on safety conventions and icons
Always refer to the safety instructions in these Operating Instructions labeled with the following
symbols:
Symbol Meaning
A0011190-EN
WARNING!
This symbol alerts you to a dangerous situation. Failure to avoid this situ-
ation can result in serious or fatal injury.
A0011191-EN
CAUTION!
This symbol alerts you to a dangerous situation. Failure to avoid this situ-
ation can result in minor or medium injury.
A0011192-EN
NOTICE!
This symbol contains information on procedures and other facts which
do not result in personal injury.
ESD - Electrostatic discharge
Protect the terminals against electrostatic discharge. Failure to comply
with this instruction can result in the destruction of parts or malffunction
of the electronics.
A0011193
Indicates additional information, Tip