User Manual
3200 Series
94 Part No HA028651 Issue 11.0 July-12
15.6
Parameter Modbus Addresses
Parameter
Mnemonic
Parameter Name
Modbus Address
Decimal
PV.IN
PV (Temperature) Input Value (see also Modbus address 203 which allows writes over Modbus to this variable).
1
TG.SP Target
Setpoint.
NB – do not write continuously changing values to this variable. The memory technology used in this
product has a limited (100,000) number of write cycles. If ramped setpoints are required, consider using the
internal ramp rate function or the remote comms setpoint (Modbus address 26 )in preference.
2
MAN.OP
Manual Output Value
3
WRK.OP Working
Output
4
WKG.SP
Working Setpoint (Read Only)
5
PB Proportional
Band
6
CTRL.A
Control Action
0 = Reverse Acting
1 = Direct Acting
7
Ti Integral
Time
(0 = No Integral Action)
8
Td Derivative
Time
(0 = No Derivative Action)
9
RNG.LO
Input Range Low Limit
11
RNG.HI
Input Range High Limit
12
A1.---
Alarm 1 Threshold
13
A2.---
Alarm 2 Threshold
14
SP.SEL
Active Setpoint Select
0 = Setpoint 1
1 = Setpoint 2
15
D.BAND
Channel 2 Deadband
16
CB.Lo Cutback
Low
17
CB.HI Cutback
High
18
R2G
Relative Cool/Ch2 Gain
19
MTR.T
Motor Travel Time
21
T.STAT Timer
Status
0 = Reset
1 = Run
2 = Hold
3 = End
23
SP1 Setpoint
1
NB – do not write continuously changing values to this variable. The memory technology used in this
product has a limited (100,000) number of write cycles. If ramped setpoints are required, consider using the
internal ramp rate function or the remote comms setpoint (Modbus address 26 )in preference.
24
SP2 Setpoint
2
NB – do not write continuously changing values to this variable. The memory technology used in this
product has a limited (100,000) number of write cycles. If ramped setpoints are required, consider using the
internal ramp rate function or the remote comms setpoint (Modbus address 26 )in preference.
25
Rm.SP
Remote (comms) setpoint. If selected using the remote setpoint selection (address 276 below, may also be
controlled using the instrument HMI or a digital input) then this is used as a setpoint providing a value has been
received within a window of about 5 seconds. If no value is received then the controller falls back to the currently
selected setpoint (SP 1 or SP 2) with an error indication. The Remote Setpoint may have a local trim (SP Trim,
address 27) added to it to compensate for variations in temperature in a particular zone.
This parameter is not saved when the instrument is switched off. It may be written to continuously over
communications without risk of damage to the instrument non-volatile memory.
26
LOC.t
Local Trim – added to the remote setpoint to compensate for local temperature variations in a control zone.
27
MR Manual
Reset
28
OP.HI
Output High Limit
30
OP.LO
Output Low Limit
31
SAFE
Safe Output Value for Sensor Break or other fault conditions.
34
SP.RAT
Setpoint Rate Limit Value (0 = no rate limit)
35
P.Err
Calculated Error (PV-SP)
39
A1.HYS
Alarm 1 Hysteresis
47
A2.HYS
Alarm 2 Hysteresis
68
A3.HYS
Alarm 3 Hysteresis
69
Summary of Contents for XST-2-0-12-1V1-E28
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Page 31: ...3216 3208 3204 User Manual 3200 Range Process Controller HA028651 11 Aug 2012 ...
Page 170: ...User Manual 3200 Series 138 Part No HA028651 Issue 11 0 July 12 21 Certificate of Conformity ...
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Page 173: ...Model 2416 Process Controller User Manual Part No HA025041_12 Date August 2014 ...
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