Carel k.Air, User Manual, Page: 182 / 192

182
Alarms and signals
k.air +030220981 rel. 1.2 - 01.12.2020
C ode
D escription R eset Eff ect Modbus
AL176 EBM return fan-Ice protection function active (Ice) Automatic Immediate return fan shutdown DI1179
AL177 EBM return fan-Heating enabled, the motor should not start Automatic Immediate return fan shutdown DI1180
AL178 EBM return fan-Actual speed is less than limit speed for running
monitor (n_Low) Automatic Immediate return fan shutdown DI1181
AL179 EBM return fan-DC - link voltage high (UzHigh) Automatic Immediate return fan shutdown DI1182
AL180 EBM return fan-Supply voltage high (UeHigh) Automatic Immediate return fan shutdown DI1183
AL181 EBM return fan-Line impedance too high (L_high) Automatic Immediate return fan shutdown DI1184
AL182 Warning - Modulating humidifi er maintenance required Automatic Display only DI1185
AL183 Thermal wheel overload Manual Immediate thermal wheel shutdown DI1186
AL184 ZA supply fan - Offl ine Automatic Display only DI1187
AL185 ZA supply fan - IGBT fault Automatic Immediate supply fan shutdown DI1188
AL186 ZA supply fan - Earth GND fault Automatic Immediate supply fan shutdown DI1189
AL187 ZA supply fan - UZK high Automatic Immediate supply fan shutdown DI1190
AL188 ZA supply fan - UZK low Automatic Immediate supply fan shutdown DI1191
AL189 ZA supply fan - UIN high Automatic Immediate supply fan shutdown DI1192
AL190 ZA supply fan - UIN low Automatic Immediate supply fan shutdown DI1193
AL191 ZA supply fan - Line fault Automatic Immediate supply fan shutdown DI1194
AL192 ZA supply fan - Hall sensor Automatic Immediate supply fan shutdown DI1195
AL193 ZA supply fan - Fire alarm Automatic Immediate supply fan shutdown DI1196
AL194 ZA supply fan - Motor locked Automatic Immediate supply fan shutdown DI1197
AL195 ZA supply fan - Peak current Automatic Immediate supply fan shutdown DI1198
AL196 ZA return fan - Offl ine Automatic Display only DI1199
AL197 ZA return fan - IGBT fault Automatic Immediate return fan shutdown DI1200
AL198 ZA return fan - Earth GND fault Automatic Immediate return fan shutdown DI1201
AL199 ZA return fan - UZK high Automatic Immediate return fan shutdown DI1202
AL200 ZA return fan - UZK low Automatic Immediate return fan shutdown DI1203
AL201 ZA return fan - UIN high Automatic Immediate return fan shutdown DI1204
AL202 ZA return fan - UIN low Automatic Immediate return fan shutdown DI1205
AL203 ZA return fan - Line fault Automatic Immediate return fan shutdown DI1206
AL204 ZA return fan - Hall sensor Automatic Immediate return fan shutdown DI1207
AL205 ZA return fan - Fire alarm Automatic Immediate return fan shutdown DI1208
AL206 ZA return fan - Motor locked Automatic Immediate return fan shutdown DI1209
AL207 ZA return fan - Peak current Automatic Immediate return fan shutdown DI1210
AL208 IO - Confi guration error Automatic Display only DI1211
AL209 High supply temperature Automatic Unit shutdown (in heating mode) /
Display only (in cooling mode) DI1212
AL210 VDI alarm - Hygiene Inspection Automatic Unit shutdown / Display only (parameter) DI1213
AL211 VDI alarm - Check for contamination, damage and corrosion Automatic Unit shutdown / Display only (parameter) DI1214
AL212 VDI alarm - Check for contamination, damage and corrosion Automatic Unit shutdown / Display only (parameter) DI1215
AL213 VDI alarm - Functional check of drain and trap Automatic Unit shutdown / Display only (parameter) DI1216
AL214 VDI alarm - Clean wet cooler, mist collector and condensate tray Automatic Unit shutdown / Display only (parameter) DI1217
AL215 VDI alarm - Check for contamination, damage and corrosion on
the air side Automatic Unit shutdown / Display only (parameter) DI1218
AL216 VDI alarm - Check for water precipitation Automatic Unit shutdown / Display only (parameter) DI1219
AL217 VDI alarm - Check empty housings for contamination, damage,
and corrosion Automatic Unit shutdown / Display only (parameter) DI1220
AL218 VDI alarm - Check for contamination, damage, microbial growth
and corrosion Automatic Unit shutdown / Display only (parameter) DI1221
AL219 VDI alarm - Check condensate precipitation in the humidifi er
chamber Automatic Unit shutdown / Display only (parameter) DI1222
AL220 VDI alarm - Check steam distribution system for deposits Automatic Unit shutdown / Display only (parameter) DI1223
AL221 VDI alarm - Check spray nozzles for deposits Automatic Unit shutdown / Display only (parameter) DI1224
AL222 VDI alarm - Check drain Automatic Unit shutdown / Display only (parameter) DI1225
AL223 VDI alarm - Determine number of CFU in the humidifi er water Automatic Unit shutdown / Display only (parameter) DI1226
AL224 VDI alarm - Functional check of control valve Automatic Unit shutdown / Display only (parameter) DI1227
AL225 VDI alarm - Check humidity limiter Automatic Unit shutdown / Display only (parameter) DI1228
AL226 VDI alarm - Check for unacceptable contamination, damage
(leakage) and odours Automatic Unit shutdown / Display only (parameter) DI1229
AL227 VDI alarm - Check diff erential pressure Automatic Unit shutdown / Display only (parameter) DI1230
AL228 VDI alarm - Maximum interval until fi rst fi lter stage is to be
changed Automatic Unit shutdown / Display only (parameter) DI1231
AL229 VDI alarm - Maximum interval until second fi lter stage is to be
changed Automatic Unit shutdown / Display only (parameter) DI1232
AL230 VDI alarm - Check accessible duct section for damage Automatic Unit shutdown / Display only (parameter) DI1233
contamination, corrosion, and water precipitation