MODBUSAppendix A — MODBUS Implementation
Varec, Inc. 163
242 Float Adv Low Temp (MODBUS > AdvLowTemp)
244 Float Adv High Temp (MODBUS > AdvHighTemp)
246 Float Crit High Temp (MODBUS > CritHighTemp)
248 Float Temp Deadband (MODBUS > TDeadband)
250 Float Min Level (MODBUS > MinLevel)
252 Float Max Level (MODBUS > Maxlevel)
254 Float Min Temp (MODBUS > MinTemp)
256 Float Max Temp (MODBUS > MaxTemp)
258 Reserved
260 Float Man Temp (Tank Data > ManTemp)
262 Integer FDisk (Encoder Data > FDisk)
263 Integer IDisk (Encoder Data > IDisk)
264 Integer Encoder State (Encoder Data > Enc State)
265 Integer Hardware Version (System Data > Hardware Version)
266 Integer LCD Contrast (System Data > LCD Contrast)
267 Integer Firmware Checksum (System Data > Sys Checksum)
268 Long
(Read Only)
Serial Number (System Data > Product SN)
270 Bit Field DO Output Control (Digital Outputs > DOutputState)
Bit Usage
0 - Output #1
1 - Output #2
2 - Output #3
3 - Output #4
4 – 15 - Reserved
271 Bit Field DO Output in power-up state; when set the DO will
close at power-up. (Digital Output > DOPwrUpState)
Bit Usage:
0 - Output #1 Power-up State
1 - Output #2 Power-up State
2 - Output #3 Power-up State
3 - Output #4 Power-up State
4 - Output #1 Controlled at Power-up
5 - Output #2 Controlled at Power-up
6 - Output #3 Controlled at Power-up
7 - Output #4 Controlled at Power-up
Register Number Type Description