LAE LTR-5 Series Instructions For Use Manual page 31

AR2-5
77 35 90
x x
D c
eFroSt ontroller with
caSeS anD colD StoreS
Up to 6 real time defrosts Synchronized defrost start and termination with master-slave
connection Selectable NTC10K or PTC input
or alternative setpoint Direct compressor control through high power 12(5)A relay
Optional control of a second compressor or evaporator
Absolute or relative temperature alarms, door open alarm, condenser high temperature/
pressure alarm Light and standby control (On/Off)
AR2 Connection to LAE supervisory systems
a :
pplicationS
Plug-in cabinets, supermarket display cases, cold stores, control panels, upright fridges and freezers,
refrigerated tables and all those plants where real time defrost starts are needed.
Functions
Temperature
Thermostat
Inputs
Evaporator
Auxiliary
Door switch input
Voltage free contact
Voltage free contact
Digital inputs
12÷24Vac voltage
Defrost synchronisation
Outputs Thermostat
Evaporator fans
Defrost
Auxiliary
Power supply 115-230Vac
12Vac/dc
Serial port Serial port TTL
Serial port RS485
Keypad Generic
With light button
All models come with an alarm buzzer; All models are fitted with detachable screw terminals.
On request, the AR2-5 is also available with gasket for a better protection between bezel and metal panel.
mm
rtc
For DiSplay
FLEXICOLD function for energy saving
Excellent evaporator fan control
Quick programming through ZOT-
AR2-5 Series
B14D-AL B23W-AG C34W-BG
t D
echnical ata
Control Range:
Resolution:
Accuracy: NTC10K:
PTC1000:
Sensor type:
Power supply:
Rechargeable battery:
Front protection:
Panel cut-out:
Wiring diagrams
-50÷120°C , -55÷240°F
<±0.3°C (-40.0÷70.0°C)
<±0.5°C (-50÷120°C)
selectable NTC10K or PTC1000
115÷230V~ ±10% 50÷60Hz 3W
Instruction
Applications
0.1 / 1 °C; °F
>150 hours
IP55
71x29 mm