WEST 8800 User manual

Process controller 8800
Operating manual
English
9499-040-70611
Valid from: 8405

© West Instruments •Printed in Germany
All rights reserved. No part of this document may bereproduced or published in
any form or by any means without prior written permission from the copyright
owner.
A publication of West Instruments, The Hyde Business Park,
Brighton BN2 4JU, England
8800/8840 Configurator
More efficiency in engineering, more overview in operating:
The projecting environment for the West controllers 8800/8840
Description of symbols:
gGeneral information
aGeneral warning
lAttention: ESD sensitive devices
ATTENTION!
Mini Version and Updates on
www.westinstruments.com

8800 process controller 3
Contents
1Mounting ..............................6
2Electrical connections .......................7
2.1 Connecting diagram .......................7
2.2 Terminal connection.........................8
3Operation .............................12
3.1 Front view ............................12
3.2 Behaviour after power-on .....................13
3.3 Operating level ...........................13
3.4 Error list / Mainenance manager .................14
3.5 Self-tuning .............................17
3.5.1 Preparation for self-tuning .......................17
3.5.2 Optimization after start-up or at the set-point ..............18
3.5.3 Selecting the method ( ConF/Cntr/tunE).............18
3.5.4 Self-tuning start .............................22
3.5.5 Self-tuning cancellation ........................22
3.5.6 Acknowledgement procedures in case of unsuccessful self-tuning . 23
3.5.7 Examples for self-tuning attempts ..................24
3.6 Manual self-tuning .........................25
3.7 Second PID parameter set .....................26
3.8 Alarm handling...........................27
3.9 Operating structure.........................29
4Configuration level ........................30
4.1 Configuration survey ....................30
4.2 Configuration parameters ....................31
4.3 Set-point processing ........................49
4.3.1 Set-point gradient / ramp ........................49
4.4 Switching behaviuor ........................50
4.4.1 Standard ( CyCl=0) .........................50
4.4.2 Switching attitude linear ( CyCl=1).................50
4.4.3 Switching attitude non-linear ( CyCl=2)...............51
4.4.4 Heating and cooling with constant period ( CyCl=3)........52

4 8800 process controller
4.5 Configuration examples ......................53
4.5.1 On-Off controller / Signaller (inverse) .................53
4.5.2 2-point controller (inverse) .......................54
4.5.3 3-point controller (relay & relay) ....................55
4.5.4 3-point stepping controller (relay & relay) ...............56
4.5.5 Continuous controller (inverse) .....................57
4.5.6 ∆-Y - Off controller / 2-point controller with pre-contact ......58
4.5.7 8800 process controller with measured value output ..........59
4.5.8 Continuous controller with integrated positioner ( Cntr/C.Fnc =6)60
5Parameter setting level ......................61
5.1 Parameter survey ........................61
5.2 Parameters .............................62
5.3 Input scaling ............................65
5.3.1 Input Inp.1 and InP.3 .............65
5.3.2 Input InP.2...............................66
6Calibration level .........................67
7Special functions .........................70
7.1 DAC®– motor actuator monitoring ...............70
7.2 O2measurement ..........................72
7.2.1 Connection ...............................72
7.2.2 Configuration: ..............................73
7.3 Linearization ............................74
7.4 8800 process controller as Modbus master ............75
88800/8840 configurator ......................76
9Versions ..............................77
10 Technical data ..........................78
11 Safety hints ............................81
11.1 Resetting to factory setting.....................82
12 Notes ................................83

1Mounting
Safety switch:
For access to the safety switch, the controller must be withdrawn from the
housing. Squeeze the top and bottom of the front bezel between thumb and
forefinger and pull the controller firmly from the housing.
1Factory setting 2Default setting: display of all levels
suppressed, password PASS =OFF
lCaution! The unit contains ESD-sensitive components.
Mounting
8800 process controller 5
or
%
max.
95% rel.
max. 60°C
0°Cmin.
96 (3.78")
48 (1.89")
Loc
min.48 (1.89")
10 (0.4")
1..10
(0.04..0.4")
118 (4.65")
45 +0,6
(1.77" )
+0.02
92
+0,8
(3.62" )
+0.03
*
Ü
*
Ü
security switch
WEST 8800
Process Controller
Loc open Access to the levels is as adjusted by means of 8800/8840 configurator
(engineering tool) 2
closed 1all levels accessible wihout restriction

2Electrical connections
2.1 Connecting diagram
gDependent of order, the controller is fitted with :
wflat-pin terminals 1 x 6,3mm or 2 x 2,8mm to DIN 46 244 or
wscrew terminals for 0,5 to 2,5mm²
Electrical connections
Connecting diagram 6 8800 process controller
1
3
4
5
6
7
8
9
10
11
12
13
14
15
17
(2)
(16)
mA
(mV)
(mV)
Volt
mA
INP2
INP3
INP1
di2
di1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Option
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
(16)
OUT1
OUT2
OUT3
OUT4
90...250V
24 V UC
0%
100%
V
V
mA
HC
di2
di3
UT
RXD-B
GND
RXD-A
TXD-B
TXD-A
RS485 RS422
Modbus RTU
RGND
DATA B
DATA A
9
0
8
3
2
17
6
5
4
abcd
e
f
g
a
bc
d
e
+24V DC
24V GND
OUT5
OUT6
!
VP (5V)
DGND
RxD/TxD-N
RxD/TxD-P
PROFIBUS-DP
Schirm/
Screen
5
9
4
8
3
7
2
6
1
5
9
4
8
3
7
2
6
1
390 [
390 [
220 [
DGND
VP (5V)
max.
1200m
Adapter
Profibus DP

2.2 Terminal connection
Power supply connection 1
See chapter 10 "Technical data"
Connection of outputs OUT1/2 2
Relay outputs (250V/2A), potential-free
changeover contact
Connection of outputs OUT3/4 3
arelay (250V/2A), potential-free
changeover contact universal output
bcurrent (0/4...20mA)
cvoltage (0/2...10V)
dtransmitter supply
elogic (0..20mA / 0..12V)
Connection of input INP1 4
Input mostly used for variable x1
(process value)
athermocouple
bresistance thermometer (Pt100/ Pt1000/ KTY/ ...)
ccurrent (0/4...20mA)
dvoltage (0/2...10V)
Connection of input INP2 5
fheating current input (0..50mA AC)
or input for ext. set-point (0/4...20mA)
gpotentiometer input for position
feedback
Connection of input INP2 5
aHeating current input (0...50mA AC)
or input for ext. Set-point (0/4...20mA)
bPotentiometer input for position
feedback
Connection of input INP3 6
As input INP1, but without voltage
Connection of inputs di1, di2 7
Digital input, configurable as switch or
push-button
Electrical connections
8800 process controller 7 Terminal connection
6
9
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
17
(16)
L
N
+
5
43
2
1
8
7
15
2OUT1/2 heating/cooling
L
N
+
_
SSR
3
4
5
6
9
10
11
12
13
14
15
1
2
3
4
5
8
9
10
11
12
13
14
15
17
(16)
2
1
8
7
6
7
Logik
5INP2 current tansformer

Connection of inputs di2/3 8(option)
Digital inputs (24VDC external), galvanically isolated, configurable as switch or
push-button
Connection of output UT9(option)
Supply voltage connection for external energization
Connection of outputs OUT5/6 0(option)
Digital outputs (opto-coupler), galvanic isolated, common positive control
voltage, output rating: 18...32VDC
Connection of bus interface !(option)
PROFIBUS DP or RS422/485 interface with Modbus RTU protocol
gIf the universal output OUT3 or OUT4 is used there may be no external galvanic
connection between measuring and output circuits!
Electrical connections
Terminal connection 8 8800 process controller
13
14
15
Option
17
(16)
1
3
4
5
6
7
8
9
10
11
12
13
14
15
17
(2)
(16)
+24VDC
5mA
5mA
0V
1
2
3
K
+
-
+
-
17,5V
22mA
14
13
+
-
15
OUT3
10
11
12
J
J
89 di2/3, 2-wire transmitter supply

* Interface description Modbus RTU in speperate manual: see page 75.
Electrical connections
8800 process controller 9 Terminal connection
1
2
3
K
+
-
+
-
13V
22mA
13
14
15
11
12 13
17
(16)
14
15
12
11
10
3OUT3 transmitter supply
1
3
4
5
6
7
8
9
10
11
12
13
14
15
17
(2)
(16)
option
1
3
4
5
6
7
8
9
10
11
12
13
14
15
17
(2)
(16)
option
1
3
4
5
6
7
8
9
10
11
12
13
14
15
17
(2)
(16)
option
11
12
13
14
15
10
11
12
13
14
15
10
11
12
13
14
15
RGND RGND RGND
RT
RS485-RS232
converter
PC
DATA A
DATA B
DATA A
DATA B
DATA A
DATA B
J
max. 1000m
"Twisted Pair” cable
10
RT
R=100 Ohm
RGND connection optional
R = 120...200 OhmT
R = 120...200 OhmT
9RS485 interface (with RS232-RS485 interface converter) *

8800 process controller connecting example:
aCAUTION: Using a Limit controller is recommendable in systems
where overtemperature implies a fire hazard or other risks.
Electrical connections
Terminal connection 10 8800 process controller
12
+
_
SSR
+
_
SSR
+
_
SSR
Series connection
Parallel connection
+
_
SSR
+
_
SSR
4V
4V
4V 12V
I =22mA
max
I =22mA
max
12V 11
10
10
11
12
Logic
3OUT3 as logic output with solid-state relay (series and parallel connection)
+
_
L1
L2
N1
N2
fuse fuse fuse
SSR
contactor
heating
+
3
4
5
6
7
8
9
11
13
14
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
17
(16)
15
2
1
12
10
Logic
8840 profiler
1
N6700Z21
6700 Limit controller
Standard version:
00
other versions on requestr
6700
Limit
controller
1