Honeywell PCR-100 Electronic thermostat Instruction Manual
6.1 Switching on the operating voltage
The controller is started by means of a control switch provided by the
customer.
The first time the controller is started, pre-programmed setting values
are used which at a later point can be adapted for individual require-
ments.
If alarm “AL 2” (temperature in refrigerated chamber too high
or too low) is displayed when the controller is switched on, this
can be cleared by pressing the
key.
6.2 Display
During normal operation the current cold store temperature is
displayed. It is measured with cold store sensor T1.
In the event of an alarm, the most recent alarm message (e.g. AL1)
and the cold store temperature are displayed alternately.
Two spot indicators show the switching status of the relays during
operation:
Pos. 1: On :
Off:
Relay on.
Relay off.
Flashes: Start-up delay E03
active.
Pos. 3: On :
Defrost interval is active –
relay de-energized.
6.3 Functions of keys
☛ Never operate the keys with sharp objects
(screwdriver or similar).
Display of setpoint
value
Press and hold down
key.
Clear alarm
messages
Press key.
(If the sensor is faulty, switch
mains voltage ON/OFF).
Manual defrost
initiation
Press
key for 5 secs.
Display of time
until the next
defrost
Press
and hold both down.
(Display in hours and minutes).
and keys in sequence
Display limit value
for excess
temperature
Press
key.
(cold store sensor T1)
8
firealarmresources.com
| General | Details |
|---|---|
| Name | Honeywell PCR-100 Electronic thermostat Instruction Manual |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.91 MB |

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