Technical Data - Parker Sporlan PSK Series Manual

Refrigeration controllers
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9

TECHNICAL DATA

9.1 Technical data
Frontal bezel protection: IP 65.
Connections (use copper conductors only): screw terminal blocks
(power supply, inputs and outputs)
Working temperature: from 0 to 55°C (32 to 131°F, 10 to 90% of
relative humidity without condensate).
Power supply: 115/230 VAC, 50/60 Hz, 5 VA (approximate).
If the instrument is supplied at 115 ... 230 VAC, protect the
power supply with a fuse rated 250 V, 1.25 A, 6.7 I2t.
Insulation class: 2.
Measure inputs: 2 (cabinet probe and evaporator probe) for PTC/
NTC probes.
10
WORKING SET POINT and CONFIGURATION PARAMETERS
10.1 Configuration setpoint
Parameters
Minimum
SP
r1
Parameters
Minimum
CA1
-25
CA2
-25
CA3
-25
P0
0
P1
0
P2
0
P3
0
P4
0
P5
0
P6
0
Parameters
Minimum
r0
0.1
r1
-99
r2
r1
r3
0
r4
0
Parameters
Minimum
C0
0
C1
0
C2
0
Maximum
U.M.
dEF.
r2
°C/°F
0
Maximum
U.M.
dEF.
25
°C/°F
0
25
°C/°F
0
25
°C/°F
0
1
1
1
1
1
0
2
1
3
3
4
0
4
0
Maximum
U.M.
dEF.
15
°C/°F
2
r2
°C/°F
-50
99
°C/°F
50
1
0
99
°C/°F
0
Maximum
U.M.
dEF.
240
min
0
240
min
5
240
min
3
Digital inputs: 1 (microport) for NO/NC contact (clean contact, 5 V, 1
mA); fourth input can be configured as sensor input (display probe or
condenser probe, for PTC/NTC probes) or digital input (multifunc-
tion, clean contact, 5V, 1 mA).
Working range: from -50 to 150°C (-50 to 300°F) for PTC probe, from
-40 to 105°C (-40 to 220°F) for NTC probe.
Resolution: 0.1°C/1°C/1°F.
Digital outputs - 4 relays:
• compressor relay: 16 A res. @ 250 VAC, 5 FLA, 30 LRA (exchange
contacts)
• defrost relay: 8 A res. @ 250 VAC, 2 FLA, 12 LRA (exchange contacts)
• evaporator fan relay: 8 A res. @ 250 VAC, 2 FLA, 12 LRA (NO contact)
• fourth output: 8 A res. @ 250 VAC, 2 FLA, 12 LRA (exchange contacts).
The maximum current allowed on the load is 10 A.
Working Setpoint
working setpoint
Temperature Inputs
cabinet probe offset
evaporator probe offset
auxiliary probe offset (only if P4 = 1 or 2)
kind of probe
0 = PTC
1 = NTC
display decimal point value during normal operation (Celsius mode only)
1 = YES
unit of measure, temperature
0 = °C
1 = °F
evaporator probe function
0 = probe not enabled
1 = defrost probe and thermostat probe for the evaporator fan
2 = thermostat probe for the evaporator fan
fourth input function
0 = input not enabled
1 = measure input (display probe)
2 = measure input (condenser probe)
3 = digital input (multipurpose/door switch input)
quantity to show during the normal operation
0 = cabinet temperature
1 = working setpoint
2 = evaporator temperature
3 = cabinet temperature - evaporator temperature
4 = temperature read by the auxiliary probe (only if P4 = 1 or 2)
quantity to show by the remote indicator
0 = cabinet temperature
1 = working setpoint
2 = evaporator temperature
3 = cabinet temperature - evaporator temperature
4 = temperature read by the auxiliary probe (only if P4 = 1 or 2)
Setpoints
working setpoint differential
minimum working setpoint
maximum working setpoint
lock the working setpoint (with the procedure related in paragraph 3.1)
1 = YES
temperature increase during Energy Saving function (only if P4 = 3 and i5 = 2 or 3)
Compressor Protections
compressor delay after turning on the controller
minimum time between two activations in succession of the compressor; also
compressor delay from the end of the cabinet probe error
minimum time the compressor remains turned off
Bulletin 100-50-6.4 – Page 5

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