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S7810M MODBUS™ MODULE
9
65-0249—4
019E
40415
FGR Purge Preset Position
U16
0-4095
019F
40416
Air Lightoff Preset Position
U16
0-4095
01A0
40417
Fuel Lightoff Preset Position
U16
0-4095
01A1
40418
Registers 40413-40417 are current
U16
0-1
01A2
40419
Lightoff Preset FGR
U16
0-4095
01A3
40420
Air Standby Position
U16
0-4095
01A4
40421
Fuel Standby Position
U16
0-4095
01A5
40422
FGR Standby Position
U16
0-4095
01A6
40423
Non-Selected Fuel Standby Position
U16
0-4095
01A7
40424
Registers 40419-40423 are current
U16
0-1
01A8
40425
Number of Profile Points
U16H
0-23
Major Software Revision
U16L
01A9
40426
Minor Software Revision
U16H
Software Version Code
U16L
01AA
40427
R7999 ControlBus™ revision
U16H
Bits 0-3 FlameNet™ and R7999 display.
R7999 Compatibility Code for ZM7999
U16L
01AB
40428
R7999 Software Build Code
U16
0x0000-0xFFFF
01AC
40429
Abort Code
U16H
0-255
Abort Code Count
U16L
0-255
01AD
40430
Registers 40425-40429 are current
U16
0-1
01AE
40431
Low Fire Hold Configuration
U16H
0—Disabled (Not configured)
1—Low Fire Hold (Position the FGR, Air and Fuel actuators at the
Light Off Position).
2—Modulate with FGR closed (FGR closed, Air and fuel
modulating).
3—Low Fire Hold with FGR closed (FGR closed, Air and Fuel at
Light Off Position).
Configuration Options
U16L
If a Bit = 1, then the option is configured.
Bit 0: FGR is set to follow the profile (curve) during purge.
Bit 1: Maximum Firing rate is controlled by the Manual Firing Rate
input.
Bits 2-15: Unused.
01AF
40432
Min Auxiliary Temperature
U16
0x0000-0xFFFF. Subtract 40 to get the actual value.
01B0
40433
Max Auxiliary Temperature
U16
0x0000-0xFFFF. Subtract 40 to get the actual value.
01B1
40434
Auxiliary Release Temperature Counts
U16
Release the Low Fire Hold condition and allow Modulation after the
Aux. temperature reaches this temperature or higher. See Note 5.
01B2
40435
Auxiliary Enforce Temperature Counts
U16
Initiate a Hold condition when the Aux. temperature reaches this
temperature or lower. See Note 5.
01B3
40436
Registers 40431-40435 are current
U16
0-1
01B4-
01B5
40437-
40438
Running Time in Hours
U32
01B6
40439
Running Time in Minutes
U16H
Unused
U16L
Table 13. ModBus™ R7999 Register Assignments. (Continued)
Address
(hex)
Register
(dec)
Parameter Name
Format
Notes