Product Overview

S7810M MODBUS™ MODULE
7 65-0249—07
a
Remote Reset command not accepted by S7810M1029.
0067 40104 Valve Proving Mode R U16 0 = Valve Proving is not enabled
1 = Enabled before Run
2 = Enabled after Run
3 = Enabled before and after Run
4 = Enabled split half before and half after Run
0068 40105 Valve Proving option R U16 1 = Uncommissioned
2 = Commissioned
0069 40106 Valve Proving time R U16 Seconds
0066-
007E
40103-
40127
Unused
007F 40128 BC Remote Command R/W U16
Only one bit in the LSByte must be set, with the exception of bit 15:
Bit 0 = Revert to autonomous operation.
Bit 1 = Don’t fire, remain off.
Bit 2 = Go to Hi Fire during Run.
Bit 3 = Go to Lo Fire during Run.
Bit 4 = Remote reset.
a
Bits 5-7 must be 0.
Bits 8-14 are ignored.
Bit 15: Copied to the control status register. The remote
control status register can be used to verify operation of the
command.
NOTE: Bits 1-3 must be refreshed at least every 120 sec-
onds, but not more than once a second, for the
burner control to remain in the commanded state.
Table 10. ModBus™ Register Assignments. (Continued)
Address
(hex)
Register
(dec) Parameter Name
Read/
Write Format Notes
Table 11. ModBus™ R7999 Register Assignments.
Address
(hex)
Register
(dec) Parameter Name Format Notes
0080 40129 R7999 reserved U16 Not used—always zero.
0081 40130 R7999 program mode U16 0—Initiate State.
1—Normal Operation.
2—Alarm Initiate State.
3—Lockout.
4—Not Configured.
5—Factory Test.
6—Low Voltage.
7—Commissioning.
8—Reset.
0082 40131 R7999 fault code U16 See Table 26.
0083 40132 R7999 operational
status
U16 00—Standby Hold.
01—Standby Stop Position.
02—Standby Main Valve.
03—Standby Low Fire Main Valve.
04—Standby Purge.
05—Fault 1.
06—Standby Hi Fire Main Valve.
07—Fault 2.
08—Processing Demand.
09—Light Off.
10—Modulate.
11—Light Off Low Fire Main Valve.
12—Purge.
13—Fault 3.
14—Purge Main Valve.
15—Fault 4.
16—Initialize.
17—Post Purge.