115
DEC Address
Variable name Description States
Type Read [R]
/Write
[W]
BacNet Modbus BacNet Modbus
257 514 A_ThHWair Anti-freeze thermostat alarm 0 – no alarm, 1 alarm present BV Coil 8224 R
258 516 A_3xThHWair
Anti-freeze thermostat alarm (A_ThHWair alarm occurs
3 times per hour)
0 – no alarm, 1 alarm present BV Coil 8256 R
259 518 A_ThHE Electric heater thermostat alarm 0 – no alarm, 1 alarm present BV 8288 R
260 520 A_3xThHE
Electric heater thermostat alarm (3 occurences of
A_ThHWair alarm within one hour-)
0 – no alarm, 1 alarm present BV 8320 R
261 522 A_Filter Dirty recuperator lter alarm 0 – no alarm, 1 alarm present BV 8352 R
262 524
A_SupFil-
terES
Dirty electrostatic lter alarm 0 – no alarm, 1 alarm present BV 8384 R
263 526 A_Tsup Intake temperature sensor alarm 0 – no alarm, 1 alarm present BV 8416 R
264 528 A_Texh Outlet temperature sensor alarm 0 – no alarm, 1 alarm present BV 8448 R
265 530 A_Tout Outdoor temperature sensor alarm 0 – no alarm, 1 alarm present BV 8480 R
266 532 A_Trec Alarm of outlet temperature sensor behind recovery 0 – no alarm, 1 alarm present BV 8512 R
267 534 A_Tmain Leading temperature sensor alarm 0 – no alarm, 1 alarm present BV 8544 R
268 536 A_InEmul Controller input emulation alarm 0 – no alarm, 1 alarm present BV 8576 R
269 538 A_OutForce Controller output forcing alarm 0 – no alarm, 1 alarm present BV 8608 R
270 540 A_InputCode
Incorrect input conguration alarm for additional
functions
0 – no alarm, 1 alarm present BV 8640 R
271 542
A_Output-
Code
Incorrect output conguration alarm for additional
functions
0 – no alarm, 1 alarm present BV 8672 R
272 544 Alarm Collective alarm 0 – no alarm, 1 alarm present BV 8704 R
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