ScreenMaster RVG200
Paperless recorder
Appendix B – MODBUS TCP / MODBUS 485
OI/RVG200-EN
153
12A
145
245
24A
193
293
12B
146
246
24B
194
294
12C
147
247
24C
195
295
12D
148
248
24D
196
296
Active / Inactive
state
Acknowledge state
Active / Inactive
state
Acknowledge state
Read
access
0 = Inactive
1 = Active
0 = Acknowledged or
inactive
1 = Active and
unacknowledged
Read
access
0 = Inactive
1 = Active
0 = Acknowledged or
inactive
1 = Active and
unacknowledged
Write
access
None
0 = No effect
1 = Acknowledge
Write
access
None
0 = No effect
1 = Acknowledge
Alarm
MODBUS coil
MODBUS coil
Alarm
MODBUS coil
MODBUS coil
Table B.3 Alarm states (Continued)