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BMS PCO5 - Air Conditioning Aermec - Free user manual and instructions
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USER MANUAL BMS PCO5 Aermec
Serial communication protocol
By means of the AER485P1 NRL accessory, it can communicate in slave Modbus protocol towards a BMS network.
Communication is based on RTU mode via RS485. The remote supervisor must have this setting.
ANALOGUE VARIABLES
R (read)= Command code Modbus =3
R/W (read/write) = Command code Modbus = 6
| Configuration of the remote supervisor | |
| Mode of communication | RTU |
| Type of communication | RS485 standard, asynchronous , 1 start bit |
| Speed of communication | 19200 baud |
| Stop_Bit | 2 stop bits |
| Parity_mode | no parity |
| Address Description | Unit of measurement | Min Max Read/Write | |||
| 1 SUW | - Evap. outlet temp. 1 °C -99.9 99.9 R | ||||
| 2 SUW | - Evap. inlet temp. 1 °C -99.9 99.9 R | ||||
| 3 | |||||
| 4 | |||||
| 5 SUR1 | - Circ.1 recovery outlet temp. °C -99.9 99.9 R | ||||
| 6 SIR | - Recovery inlet temp. °C -99.9 99.9 R | ||||
| 7 TAP1 | - Circ.1 high pressure Bar -99.9 99.9 R | ||||
| 8 TBP1 | - Circ.1 low pressure Bar -99.9 99.9 R | ||||
| 9 TAP2 | - Circ.2 high pressure Bar -99.9 99.9 R | ||||
| 10 | TBP2 - Circ.2 low pressure | Bar | -99.9 | 99.9 | R |
| 11 | TAE - External air temp. 1 | °C -99.9 | 99.9 R | ||
| 12 | TGP1 - Circ.1 pressing line gas temp. | °C | -999.9 | 999.9 | R |
| 13 | TGP2 - Circ.2 pressing line gas temp. | °C | -999.9 | 999.9 | R |
| 14 | SL1 - Circ.1 liquid temp. | °C -99.9 | 99.9 R | ||
| 15 | SL2 - Circ.2 liquid temp. | °C -99.9 | 99.9 R | ||
| 16 | |||||
| 17 | |||||
| 18 | |||||
| 19 | Multi-function input | --- -99.9 | 99.9 R | ||
| 20 | |||||
| 21 | SUW com - Common evap. outlet temp. | °C -99.9 | 99.9 R | ||
| 22 | SUR com - Common recovery outlet temp. | °C | -999.9 | 999.9 | R |
| 23 | SSAN Domestic Hot Water Temperature | °C | -999.9 | 999.9 | R |
| 24 | Software version | --- | 0 | 99.9 | R |
| 25 | Software revision | 0 | 99.9 | R | |
| 26 | SUR2 - Circ.1 recovery outlet temp. °C -99.9 99.9 R | ||||
| 27 | SUW - Evap. outlet temp. 2 (DK cold only) | °C | -99.9 | 99.9 | R |
| 28 | SUWC - Evap. outlet temp. Common (DK cold only) | °C | -99.9 | 99.9 | R |
| 29 | High resolution low pressure 1 | Bar/100 | 0 | 3276.7 | R |
| 30 | High resolution medium low pressure 1 | Bar/100 | 0 | 999.9 | R |
| 31 | High resolution low pressure 1 DeltaP | Bar/100 | 0 | 99.9 | R |
| 32 | High resolution low pressure 2 | Bar/100 | 0 | 3276.7 | R |
| 33 | High resolution medium low pressure 2 | Bar/100 | 0 | 999.9 | R |
| 34 | High resolution low pressure 2 DeltaP | Bar/100 | 0 | 99.9 | R |
| 180 | Recovery proportional error | --- | 0 | 100.0 | R |
| 181 | System proportional error | --- | 0 | 100.0 | R |
| Address Description | Unit of measure-ment | Min Max Read/Write | |||
| 182 | Recovery integral error --- 0 100.0 R | ||||
| 183 | System Integral Error --- 0 100.0 R | ||||
| 184 | System low load Limit (hot) --- 0 100.0 R | ||||
| 185 | System low load Limit (cold) --- 0 100.0 R | ||||
| 186 | Recovery low load Limit --- 0 100.0 R | ||||
| 187 | Defrost Circ 1, current Delta LP Bar -99.9 99.9 R | ||||
| 188 | Defrost Circ 2, current Delta LP Bar -99.9 99.9 R | ||||
| 189 | Current differential circ 1 fans | Bar | 0 | 99.9 | R |
| 190 | Current differential circ 2 fans | Bar | 0 | 99.9 | R |
| 191 | Current set-point circ 1 fans | barg | 0 | 999.9 | R |
| 192 | Current set-point circ 2 fans | barg | 0 | 99.9 | R |
| 193 | Auto. Differential HP only | °C | -99.9 | 99.9 | R |
| 194 | Auto. Differential chiller only | °C | -99.9 | 99.9 | R |
| 195 | Active recovery differential | °C | 0 | 99.9 | R |
| 196 | Active recovery set-point | °C | -99.9 99.9 R | ||
| 197 | Active system differential | °C | 0 | 99.9 | R |
| 198 | Current system set-point | °C -999.9 | 999.9 R | ||
| 199 | Total recovery set-point 1 | °C | 0 | 99.9 | R/W |
| 200 | Total recovery set-point 2 | °C | 0 | 99.9 | R/W |
| 201 | Total recovery differential | °C | 0 | 99.9 | R/W |
| 202 | System summer differential | °C | 0 | 99.9 | R/W |
| 203 | System winter differential | °C | 0 | 99.9 | R/W |
| 204 | Set-point 1, summer | °C | -99.9 | 99.9 | R/W |
| 205 | Set-point 2, summer | °C | -99.9 | 99.9 | R/W |
| 206 | Set-point 1, winter | °C | -99.9 | 99.9 | R/W |
| 207 | Set-point 2, winter | °C | -99.9 | 99.9 | R/W |
R (read) = Command code Modbus =3
R/W (read/write) = Command code Modbus = 6
WHOLEVARIABLES
| Modbusaddress(BMS 1) | AerWeb300address(BMS2) | CARELAdd. | Description | Unit ofmeasurement | Min Max R/W | ||
| 209 500 | 1 System O | n/Off | Mode (1=ON,2=Set2,3=TIME SLOTS) --- 1 3 R/W | ||||
| 210 500 | 2 Recovery | On/Off | Mode (1=ON,2=Set2,3=TIME SLOTS) --- 1 3 R/W | ||||
| 211 500 | 4 3 | Summer winter selection (0=SUMMER,1=WINTER,2=ByExternal T.,3=By DIN,4=By BMS, 5=By Calendar) | --- 0 5 | R/W | |||
| 212 500 | 4 | ||||||
| 213 500 | 5 | ||||||
| 214 | 5007 | 6 | System active power (0...100) | % | 0 | 100 | R |
| 215 | 5008 | 7 | Recovery active power (0...100) | % | 0 | 100 | R |
| 216 500 | 8 Top part timer, system 1 pumps | --- 0 999 | R | ||||
| 217 | 5010 | 9 | Bottom part timer, system 1 pumps | h | 0 | 999 | R |
| 218 | 5011 | 10 | Top part timer, system 2 pumps | --- | 0 | 999 | R |
| 219 | 5012 | 11 | Bottom part timer, system 2 pumps | --- | 0 | 999 | R |
| 220 | 5013 | 12 | Top bottom timer, circ.1 comp.1 | --- | 0 | 999 | R |
| 221 | 5014 | 13 | Bottom part timer, circ.1 comp.1 | h | 0 | 999 | R |
| 222 | 5015 | 14 | Top part timer, circ.1 comp.2 | --- | 0 | 999 | R |
| 223 | 5016 | 15 | Bottom part timer, circ.1 comp.2 | h | 0 | 999 | R |
| 224 | 5017 | 16 | Top part timer, circ.1 comp.3 | --- | 0 | 999 | R |
| 225 | 5018 | 17 | Bottom part timer, circ.1 comp.3 | h | 0 | 999 | R |
| 226 | 5019 | 18 | Top part timer, circ.2 comp.1 | --- | 0 | 999 | R |
| 227 | 5020 | 19 | Bottom part timer, circ.2 comp.1 | h | 0 | 999 | R |
| 228 | 5021 | 20 | Top part timer, circ.2 comp.2 | --- | 0 | 999 | R |
| 229 | 5022 | 21 | Bottom part timer, circ.2 comp.2 | h | 0 | 999 | R |
| 230 | 5023 | 22 | Top part timer, circ.2 comp.3 | --- | 0 | 999 | R |
| 231 | 5024 | 23 | Bottom part timer, circ.2 comp.3 | h | 0 | 999 | R |
| 232 5025 | 24 | ||||||
| 233 5026 | 25 | ||||||
| 234 | 5027 | 26 | Fan speed 1 (0..100%) | % | 0 | 100.0 | R |
| 235 | 5028 | 27 | Fan speed 2 (0..100%) | % | 0 | 100.0 | R |
| 236 | 5029 | 28 | Fan speed 3 (0..100%) | % | 0 | 100.0 | R |
| 237 | 5030 | 29 | System side power request (0..100) | % | 0 | 100.0 | R |
| 238 | 5031 | 30 | Domestic side power request (0..100) | % | 0 | 100.0 | R |
| 239 | 5032 | 31 | Top bottom timer, recovery 1 pumps | --- | 0 | 999 | R |
| 240 | 5033 | 32 | Bottom part timer, recovery 1 pumps | h | 0 | 999 | R |
| 241 | 5034 | 33 | Top part timer, recovery pumps 2 | --- | 0 | 999 | R |
| 242 | 5035 | 34 | Bottom part timer, recovery 2 pumps | h | 0 | 999 | R |
| 243 | 5036 | 35 | Upper part peak counter, system 1 pump | --- | 0 | 999 | R |
| 244 | 5037 | 36 | Lower part peak counter, system 1 pump | --- | 0 | 999 | R |
| 245 | 5038 | 37 | Upper part peak counter, system 2 pump | --- | 0 | 999 | R |
| 246 | 5039 | 38 | Lower part peak counter, system 2 pump | --- | 0 | 999 | R |
| 247 | 5040 | 39 | Upper part peak counter, recovery 1 pump | --- | 0 | 999 | R |
| 248 | 5041 | 40 | Lower part peak counter, recovery 1 pump | --- | 0 | 999 | R |
| 249 | 5042 | 41 | Upper part peak counter, recovery 2 pump | --- | 0 | 999 | R |
| 250 | 5043 | 42 | Lower part peak counter, recovery 2 pump | --- | 0 | 999 | R |
| 251 | 5044 | 43 | Upper part peak counter, circuit 1 CP1 | --- | 0 | 999 | R |
| 252 | 5045 | 44 | Lower part peak counter, circuit 1 CP1 | --- | 0 | 999 | R |
| Modbusaddress(BMS 1) | AerWeb300address(BMS2) | CARELAdd. | Description | Unit ofmeas-urement | Min Max R/W | ||
| 253 504 | 46 Upper | part peak | counter, circuit 1 CP1A --- 0 999 | R | |||
| 254 504 | 47 Lower | part peak | counter, circuit 1 CP1A --- 0 999 R | ||||
| 255 504 | 47 Upper | part peak | counter, circuit 1 CP1B --- 0 999 R | ||||
| 256 504 | 48 Lower | part peak | counter, circuit 1 CP1B --- 0 999 R | ||||
| 257 505 | 49 Upper | part peak | counter, circuit 2 CP1 --- 0 999 R | ||||
| 258 505 | 50 Lower | part peak | counter, circuit 2 CP1 --- 0 999 R | ||||
| 259 505 | 51 Upper | part peak | counter, circuit 2 CP1A --- 0 999 R | ||||
| 260 505 | 52 Lower | part peak | counter, circuit 2 CP1A --- 0 999 R | ||||
| 261 505 | 53 Upper | part peak | counter, circuit 2 CP1B --- 0 999 R | ||||
| 262 505 | 54 Lower | part peak | counter, circuit 2 CP1B --- 0 999 R | ||||
| 263 505 | 55 | ||||||
| 264 505 | 56 | ||||||
| 265 505 | 57 | ||||||
| 266 505 | 58 | ||||||
| 267 506 | 59 | ||||||
| 268 506 | 60 Code NRL - Size --- 0 20 R/W | ||||||
| 269 506 | 61 Code NRL - Comp. Type --- 0 3 R/W | ||||||
| 270 | 5063 | 62 | Code NRL - Valve | --- | 0 | 2 | R/W |
| 271 | 5064 | 63 | Code NRL - model | --- | 0 | 3 | R/W |
| 272 | 5065 | 64 | Code NRL - recovery | --- | 0 | 3 | R/W |
| 273 | 5066 | 65 | Code NRL - Version | --- | 0 | 3 | R/W |
| 274 | 5067 | 66 | Code NRL - Batteries | --- | 0 | 2 | R/W |
| 275 | 5068 | 67 | Code NRL - Fan | --- | 0 | 3 | R/W |
| 276 | 5069 | 68 | Code NRL - Supply | --- | 0 | 2 | R/W |
| 277 507 | 69 Code NRL - Storage | ||||||
| 278 | 5071 | 70 | Unit range identification code (0=NRL) | 0 | 999 | R | |
| 408 | 5201 | 200 | Circ 1 power | % | 0 | 999 | R |
| 409 | 5202 | 201 | Circ 2 power | % | 0 | 999 | R |
| 410 5203 | 202 | Circuit 1 defrost state (0=DISABLED, 1=BYPASS,3=CALCULATION OF DECAY, 11=CYCLE INVERSION STAND-BY,13=DEFROST START, 14=DEFROST IN PROGRESS, 15=CYCLEINVERSION STAND-BY, 17=DEFROST END, 20=FIRST DEFROST) | --- 0 99 | R | |||
| 411 5204 | 203 | Circuit 1 defrost events (1=External high temperature,2=Circuit off, 3=BP above minimum threshold, 4=Minimumtime between defrosts, 5=CP start, 6=new BP reference,7=start to BP limit, 8=delta P start, 9=liquid temperatureOK, 10=Minimum defrost time, 11=another circuit stand-by,12=bypass first start, 13=Low liquid temperature, 14=highTGP start, 15=forced) | --- 0 99 | R | |||
| 412 5205 | 204 | Circuit 2 defrost state (0=DISABLED, 1=BYPASS,3=CALCULATION OF DECAY, 11=CYCLE INVERSION STAND-BY,13=DEFROST START, 14=DEFROST IN PROGRESS, 15=CYCLEINVERSION STAND-BY, 17=DEFROST END, 20=FIRST DEFROST) | --- 0 99 | R | |||
Digital variables
R=Command code Modbus =1
R/W = Command code Modbus = 5
| Modbus address Description R/W | ||
| 1 Unit On/Off R | ||
| 2 Summer / Winter request from Supervisor R/W | ||
| 3 Alarms reset (1=reset) R/W | ||
| 4 System switch-on request from digital input R | ||
| 5 System cold/hot request from digital input (closed=Cold) R | ||
| 6 Recovery switch-on request from digital input R | ||
| 7 R/W | ||
| 8 R/W | ||
| 9 Recovery On/Off from Superv. R/W | ||
| 10 System On/Off from Superv. R/W | ||
| 11 R/W | ||
| 12 Cold regulation on fixed set (0) or climatic curve (1) | R/W | |
| 13 Winter regulation on fixed set (0) or climatic curve (1) | R/W | |
| 14 Recovery regulation on fixed set (0) or climatic curve (1) | R/W | |
| 15 Enables system pump | R/W | |
| 16 Enables recovery pump | R/W | |
| 17 R/W | ||
| 18 On/Off General System | R/W | |
| 21 Enab. Recovery differential auto calculation | R/W | |
| 22 | ||
| 23 | ||
| 24 | ||
| 25 | ||
| 26 | ||
| 27 | ||
| 28 Active recovery low load function | R | |
| 29 Active system low load function | R | |
| 30 Evaporator pump 1 | R | |
| 31 Evaporator pump 2 | R | |
| 34 Recovery pump 1 | R | |
| 35 Recovery pump 2 | R | |
| 36 CCP1 - Circ.1 compressor 1 | R | |
| 37 CP1A - Circ.1 compressor 2 | R | |
| 38 CCP1B - Circ.1 compressor 3 | R | |
| 39 CCP2 - Circ.2 compressor 1 | R | |
| 40 CCP2A - Circ.2 compressor 1 | R | |
| 41 CCP2B - Circ.2 compressor 3 | R | |
| 42 CV - Fan 1 | R | |
| 43 CV1 - Fan 2 | R | |
| 44 VIC-cycle inversion valve, Circ 1 | R | |
| 45 VIC-cycle inversion valve, Circ 2 | R | |
| 46 VS2 - circ.1 liquid solenoid valve 1 | R | |
| 47 VS2 - circ.2 liquid solenoid valve 1 | R | |
| 48 | ||
Digital variables
R=Command code Modbus =1
R / W = Command code Modbus = 5
| Modbus address Description R/W | ||
| 49 | R | |
| 50 | R | |
| 51 | R | |
| 52 | R | |
| 53 | R | |
| 54 | R | |
| 55 | R | |
| 56 VSBP-Circ.1 defrosting bypass valve R | ||
| 57 VSBP-Circ.2 defrosting bypass valve R | ||
| 58 | R | |
| 59 | R | |
| 100 Sum of all the alarms R | ||
| 101 AL38 - evaporator flow switch alarm R | ||
| 102 AL39 - recovery flow switch alarm R | ||
| 103 AL42 - evaporator pump 1 circuit breaker alarm R | ||
| 104 AL25 - evaporator pump 2 circuit breaker alarm R | ||
| 107 AL26 - Recovery pump 1 circuit breaker alarm R | ||
| 108 AL27 - Recovery pump 2 circuit breaker alarm R | ||
| 115 AL28 - Fan 1 circuit breaker alarm R | ||
| 116 AL29 - Fan 2 circuit breaker alarm R | ||
| 117 AL40 - Evap. antifreeze alarm R | ||
| 121 AL31 - Circ.1 low pressure alarm R | ||
| 122 AL65 - Circ.2 low pressure alarm R | ||
| 123 AL34 - Circ.1 critical low pressure alarm R | ||
| 124 AL35 - Circ.2 critical low pressure alarm R | ||
| 125 | AL32 - Circ.1 high pressure switch alarm | R |
| 126 | AL66 - Circ.2 high pressure switch alarm | R |
| 127 AL33 - Circ.1 high pressure alarm | R | |
| 128 AL67 - Circ.2 high pressure alarm | R | |
| 129 AL03 - Phase monitor alarm | R | |
| 130 | AL10 - Evap.1 outlet faulty probe alarm | R |
| 131 | AL09 - Evap.1 inlet faulty probe alarm | R |
| 134 | AL13 - Recovery 1 outlet faulty probe alarm | R |
| 135 | AL12 - Recovery 1 inlet faulty probe alarm | R |
| 136 | AL05 - Circ.1 high pressure faulty probe alarm | R |
| 137 AL07 - Circ.1 low pressure faulty probe alarm R | ||
| 138 | AL06 - Circ.2 high pressure faulty probe alarm | R |
| 139 AL08 - Circ.2 low pressure faulty probe alarm R | ||
| 140 | AL16 - External temperature faulty probe alarm | R |
| 141 | AL48 - Pressing line 1 gas temp. faulty probe alarm | R |
| 142 | AL49 - Pressing line 2 gas temp. faulty probe alarm | R |
| 143 | AL17 - Circ.1 liquid temp. faulty probe alarm | R |
| 144 | AL18 - Circ.2 liquid temp. faulty probe alarm | R |
| 147 AL01 - Flat clock battery alarm | R | |
| 148 AL02 - pCO memory error alarm | R | |
Digital variables
R=Command code Modbus =1
R/W = Command code Modbus = 5
| Modbus address Description R/W | ||
| 149 AL14- | Recovery 2 outlet probe faulty alarm R | |
| 150 AL15 - | Com recovery outlet faulty probe alarm R | |
| 160 AL41 - | Com evap. antifreeze alarm R | |
| 161 AL42 - | Rec.1 antifreeze alarm R | |
| 162 AL43 - | Rec.2 antifreeze alarm R | |
| 163 AL44 - | Com rec. antifreeze alarm R | |
| 164 AL45 - | uPC expansion offline alarm R | |
| 169 AL23- | circ.1 compressor 1 circuit breaker alarm R | |
| 170 AL59 - | Circ.1 compressor 2 circuit breaker alarm R | |
| 171 AL60- | circ.1 compressor 3 circuit breaker alarm R | |
| 172 AL61- | circ.2 compressor 1 circuit breaker alarm R | |
| 173 AL62- | circ.2 compressor 2 circuit breaker alarm R | |
| 174 AL63- | circ.2 compressor 3 circuit breaker alarm R | |
| 176 AL11 - | Com evap. outlet faulty probe alarm R | |
| 184 AL75 - | circ.1 pressing line gas high temp. alarm R | |
| 185 AL76 - | circ.2 pressing line gas high temp. alarm R | |
| 190 AL85 - | System high temperature R | |
| 191 AL84 - | Recovery high temperature | R |
R (lecture) = Code commande Modbus = 3
R/W (lecture/écriture) = Code commande Modbus = 6
| Configuration du superviseur à distance | |
| Mode de communication | RTU |
| Type de communication | RS485 standard, asynchrone, 1 bit de start |
| Vitesse de communication | 19200 baud |
| Stop_Bit | 2 stop bit |
| Parity_mode | no parity |
R (lecture) = Code commande Modbus = 3
R = Code commande Modbus = 1
/ = Code commande Modbus = 5
R = Code commande Modbus = 1
/ = Code commande Modbus = 5
Technical data shown in this booklet are not binding.
Aermec S.p.A. shall have the right to introduce at any time whatever modifications deemed necessary to the improvement of the product.