AERCO AM Series Boiler Modbus Interface Manual - Manual (Page 16)

AM Series Modbus Interface Manual
2.3 State Parameters Table
The table below lists a detailed description of the possible values of the STATE parameter.
MN States
STATE
State Name Description
Dec. Hex
0 0x00 RESET_0 initialising
1 0x01 RESET_1 initialising
2 0x02 STANDBY_0 standing by (waiting for demand)
3 0x03 PRE_PURGE initiating boiler demand handling
4 0x04 PRE_PURGE_1 initiating boiler demand handling
5 0x05 SAFETY_ON initiating boiler demand handling
6 0x06 SAFETY_OFF initiating boiler demand handling
7 0x07 IGNIT_0 initiating boiler demand handling
8 0x08 IGNIT_1 initiating boiler demand handling
9 0x09 BURN_0 handle boiler demand
10 0x0A RELAY_TEST_0
11 0x0B RELAY_TEST_1
12 0x0C POST_PURGE_0 ending boiler demand handling
13 0x0D POST_PURGE_1 ending boiler demand handling
14 0x0E PUMP_CH_0 handling ch demand without boiler demand
15 0x0F PUMP_CH_1 Post pumping after ch demand end
16 0x10 PUMP_HW_0 handling hw demand without boiler
17 0x11 PUMP_HW_1 Post pumping after dhw demand end
18 0x12 ALARM_1 Error handling
19 0x13 ERROR_CHECK error handling
20 0x14 BURNER_BOOT controller (re)start
21 0x15 CLEAR_E2PROM_ERROR error handling
22 0x16 STORE_BLOCK_ERROR error handling
23 0x17 WAIT_A_SECOND error handling
2.4 Status Parameters Table
The STATUS parameter values are described below
MN Status
STATUS
Status Name Description
Dec. Hex
0 0x00 STANDBY standing by (waiting for demand)
14 0x0E BLOCK error handling
10 0x0A ALARM error handling
15 0x0F FROST_PROTECT demand for frost protection
16 0x10 CH demand for central heating
17 0x11 RESET_STATE initialising
18 0x12 STORAGE demand for store
19 0x13 TAP demand for tap (hw)
20 0x14 PRE_HEAT demand for pre heat (of hw heat
21 0x15 STORE_WARM_HOLD demand for pre heat (of hw store)
22 0x16 GENERAL_PUMPING
Please refer to “Error Table” chapter for a detailed description of the possible values of the
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