Chromalox 1020 User Manual

55
16.1 Standard and Extrusion Modbus Addresses
Parameter Name HMI Mode
Modbus
Address
(Dec)
Modbus
Address
(Hex)
Access
R/W Notes
Process Variable Operator/User
1070
42E RO Read process variable value
Sensor Break Status Operator/User
1072
430 RO 0 = Ok, 1 = Sensor Break.
Digital Input Status Operator/User
1075
433 RO 0 = Off, 1 = On
Alarm 1 Status Operator/User
1470
5BE RO 0 = Alarm 1 inactive, 1 = Alarm 1 active
Alarm 2 Status Operator/User
1471
5BF RO 0 = Alarm 2 inactive, 1 = Alarm 2 active
Latch Reset Operator/User
1151
492 WO
1 = Attempts to reset all latched out-
puts (effect is subject to process con-
ditions)
Output Latch Status Operator/User
1170
47F RO
A bit mask where bit 1 = Output 1
latched, bit 2 = Output 2 latched,
bit 3 = Output 3 latched. E.g. binary
00000101 = outputs 1 & 3 are latched
Output 1 Latch Status Operator/User
1171
47F RO 0 = Output 1 not latched, 1 = latched
Output 2 Latch Status Operator/User
1172
47F RO 0 = Output 2 not latched, 2 = latched
Output 3 Latch Status Operator/User
1173
47F RO 0 = Output 3 not latched, 3 = latched
Output 1 Status Operator/User
1175
47F RO 0 = Output 1 OFF, 1 = ON
Output 2 Status Operator/User
1178
47F RO 0 = Output 2 OFF, 1 = ON
Output 3 Status Operator/User
1181
47F RO 0 = Output 3 OFF, 1 = ON
Actual Setpoint Operator/User
1270
4F6 RO
Actual effective setpoint (e.g. instan-
taneous value when setpoint in ramp-
ing). Not applicable for limiter,
Manual Power Enable Operator/User
1315
523 R/W 0 = Automatic, 1 = Manual Control
Combined Power
(or Manual mode
power value)
Operator/User
1316
524
RO
(RW)
A read only combined heat/cool power
level in automatic mode (or used to
write the power level in manual mode).
-100 (max cooling) to 100 (max heating)
Not applicable to Limiter model.
Heat Power Output
(Primary)
Operator/User
1370
55A RO
0-100% heating/primary power. Not
applicable on Limiter
Cool Power Output
(Secondary)
Operator/User
1371
55B RO
0-100% cooling/secondary power.
Not applicable on Limiter
Control Enable/Dis-
able
Operator/User
1375
55F R/W
0 = Control Disable, 1 = Control En-
able
Control Enable State Operator/User
1376
560 RO
0 = Control Disabled, 1 = Control
Enabled

Chromalox 1020 Specifications

General

Brand	Chromalox
Model	1020
Category	Temperature Controller
Language	English