
C-PRO MICRO SAVE APPLICATION MANUAL
Page 32
Code Parameter description Default Min Max UM Menu Notes
ALARM PARAMETERS
PA03
Enabling of outlet/return fans thermal switch
alarm
Active
(1)
Not-
active (0)
Active
(1)
- CO-S
PA05 Enabling of differential pressure switch alarm
Active
(1)
Not-
active (0)
Active
(1)
Sec CO-S
PA06 Delay of differential pressure switch alarm 10 0 999 Sec CO-S
PA08
Signals differential pressure switch alarm on
alarm relay
Yes (1) No (0) Yes (1) Sec CO-S
Only if
PG02=0
PA09 Anti-freeze alarm active on hot water coil
Not-
active (0)
Not-
active (0)
Active
(1)
Sec CO-S
PA10 Anti-freeze alarm delay on hot water coil 10 0 999 Sec CO-S
PA12 Activates the heaters thermal overload alarm
Active
(1)
Not-
active (0)
Active
(1)
Sec CO-S
Only if
PG02=1
PA13
Signals heaters thermal switch alarm on alarm
relay
Yes (1) No (0) Yes (1) CO-S
Only if
PG02=1
PA16
Enable supply high temperature alarm from
temperature probe
Active
(1)
Not-
active (0)
Active
(1)
CO-S
PA17 Supply high temperature alarm setpoint 85.0 PH01 PH02
°C
°F
CO-S
PA19
Supply high/low temperature alarms
differential
3.0
0.0
0.0
20.0
36.0
°C
°F
CO-S
PA20 High/low temperature alarms delay 10 0 999 Sec CO-S
PA22 Expansion alarm delay 5 0 999 Sec CO-S
PA24 RTC alarm enabling
Active
(1)
Not-
active (0)
Active
(1)
- CO-S
PA26 Probes alarms signals delay 10 0 240 Sec CO-S
VARIOUS PARAMETERS
PH11 Board Modbus address 1 1 247 - CO-V
PH12
Communication Baud Rate for the board
(0=1200, 1=2400, 2=4800, 3=9600, 4=19200)
3 0 4 - CO-V
PH13 ModBus Parity (0=none, 1=Odd, 2=Even) 2 0 2 - CO-V
PH14 Stop Bit ModBus (0=1bit, 1=2bit) 0 0 1 - CO-V
PH40 Enable outlet temperature probe Yes (1) No (0) Yes (1) - CO-V
PH41 Enable return temperature probe Yes (1) No (0) Yes (1) - CO-V
PH42 Enable CO
2
probe (0-5V) No (0) No (0) Yes (1) - CO-V
PH43 Enable outside air temperature probe Yes (1) No (0) Yes (1) - CO-V
PH51 Logic of the digital input DI1 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH52 Logic of the digital input DI2 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH53 Logic of the digital input DI3 N.C. (1) N.O. (0) N.C. (1) - CO-V
PH54 Logic of the digital input DI4 N.C. (1) N.O. (0) N.C. (1) - CO-V
PH55 Logic of the digital input DI5 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH56 Logic of the digital input DI6 N.C. (1) N.O. (0) N.C. (1) - CO-V
PH57 Logic of the digital input DI7 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH58 Logic of the digital input DI8 N.C. (1) N.O. (0) N.C. (1) - CO-V
PH59 Logic of the digital input DI9 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH60 Logic of the alarm relay DO10 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH61 Logic of the alarm relay DO12 N.O. (0) N.O. (0) N.C. (1) - CO-V
PH80
CAN communication Baud Rate
(20K, 50K, 125K, 500K)
1 1 4 - CO-V
Notes:The outside air return probes activation parameters, respectively PH41 and PH43 are conditioned by the state of
the digital input that indicates the presence of the By-Pass damper (DI5). If the input confirms the presence of the By-
Pass, the two parameters are active, otherwise they are deactivated. Any changes to the parameters are allowed, but any
change in state of the digital input DI5 implies changes of the two parameters.
Once the machine parameters have been configured and at every modification of the configuration parameters, it is
advised to remove and re-apply the power supply to the board to allow the control to configure itself correctly.
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