Gateway communications manual – AERCO XPC GATEWAY Communications User Manual
Page 158
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GATEWAY COMMUNICATIONS MANUAL
158
Modbus-To-LonWorks Protocol Mapping
1 BMS/BMS II, 4 C-More Boilers
Equipment
Point Name
Name
Modbus Data
Addr/Unit Addr
Read
Only Enabled
SNVT
#
SNVT NAME
SNVT
Element
#
Direction
Prio Auth Ack
Blr Addr 1
01-Fire Rate Out
boilerstate_1
30009/1
41
nvoBlrState1
incremental
count (9)
0
Output (non-
polled)
02-Active Setpoint
effectsetpt_1
30017/1
42
nvoEffSetpt1
incremental
count (9)
0
Output (non-
polled)
03-Net Remote Setpt setpt_1
40001/1
43
nviSetpt1
incremental
count (9)
0
Input (non-
polling)
05-Fire Rate In
boilerload_1
30018/1
45
nvoBlrLoad1
incremental
count (9)
0
Output (non-
polled)
06-Outlet Temp
localsuptemp_1
30003/1
46
nvoLocSupTmp1
incremental
count (9)
0
Output (non-
polled)
07-Display Code
dispcode_1
30001/1
47
nvoDispCode1
incremental
count (9)
0
Output (non-
polled)
08-Unit Status
unitstat_1
30002/1
48
nvoUnitStat1
incremental
count (9)
0
Output (non-
polled)
09-Run Cycles
runcycles_1
30012-30013/1
49
nvoRunCycles1
51
0
Output (non-
polled)
10-Run Hours
runhours_1
30014-30015/1
50
nvoRunHours1
51
0
Output (non-
polled)
Deg F or Deg C
m114_1
0
disabled NV
(0)
1
Input (non-
polling)
Use Temp Scaling
m101_1
0
disabled NV
(0)
1
Input (non-
polling)
Blr Addr 2
01-Fire Rate Out
boilerstate_2
30009/2
51
nvoBlrState2
incremental
count (9)
0
Output (non-
polled)
02-Active Setpoint
effectsetpt_2
30017/2
52
nvoEffSetpt2
incremental
count (9)
0
Output (non-
polled)
03-Net Remote Setpt setpt_2
40001/2
53
nviSetpt2
incremental
count (9)
0
Input (non-
polling)
05-Fire Rate In
boilerload_2
30018/2
55
nvoBlrLoad2
incremental
count (9)
0
Output (non-
polled)
06-Outlet Temp
localsuptemp_2
30003/2
56
nvoLocSupTmp2
incremental
count (9)
0
Output (non-
polled)
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