Carel PRK300L3FK User Manual page 53

Prack pr300 no power & signal cables together read carefully in the text! compressor rack controller
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Mask index
Display description
Actual/req.
Status
Aa33
(display only)
Reg.type
Setpoint
C01, C02, ...C12
C01
Aa34
(display only)
...
C12
Aa05
Temperature
Superheat
(display only)
Disch.1
Aa41
...
(display only)
Disch.6
Liq.inj.1: DO
Aa43
...
(display only)
Liq.inj.6: DO
Discharge temperature
Cap.reduction
Aa45
Oil sump temp.
(display only)
Oil status
Status
Aa46
Countdown
(display only)
Compr.
Valve
Requested cap.
Current capac.
Pressure
Aa50
Sat.temp.
Act.setpoint
(display only)
Diff erential
Pressure
Sat.temp.
Aa51
Act.setpoint
(display only)
Diff erential
Actual/req.
Reg.status
Aa52
(display only)
Reg.type
Setpoint
F1
Aa53
...
(display only)
F8
F9
Aa54
...
(display only)
F16
Aa55
Discharge temperature
External temperature
(display only)
Status,curr.
Status, req.
Aa60
(display only)
Minimum on time
Min.off /starts
Next step
Status
Aa61
(display only)
Shut down countd.
Max.pow.countdown
Min.on countdown
Description
Capacity delivered/capacity required for suction line (line 2)
Control status (according to the type of control set, line 2)
Compressor control type (line 2)
Eff ective suction pressure set point (with compensation applied, line 2)
Time remaining to next compressor start (line 2)
Capacity delivered by compressor 1 on line 2 (a ''!'' to the right of the value
means that some form of compressor capacity override is active, e.g. times,
alarms, start-up procedure)
...
Capacity delivered by compressor 12 (line 2)
Suction temperature (line 2)
Superheat (line 2)
Discharge temperature, compressor 1 (line 2)
...
Discharge temperature, compressor 6 (line 2)
Number of digital output associated and status liquid injection compr. 1 (line 2)
...
Number of digital output associated and status liquid injection compr. 6 (line 2)
Digital ScrollTM compressor discharge temperature (line 2)
Digital ScrollTM compressor capacity reduction in progress (line 2)
Digital ScrollTM compressor oil sump temperature (line 2)
Digital ScrollTM compressor oil dilution status (line 2)
Digital ScrollTM compressor operating status (line 2)
Digital ScrollTM compressor time count (line 2)
Digital ScrollTM compressor status (line 2)
Digital ScrollTM valve status(line 2)
Digital ScrollTM compressor capacity required (line 2)
Digital ScrollTM compressor eff ective capacity (line 2)
Condensing pressure (line 2)
Saturated condensing temperature (line 2)
Eff ective set point for pressure control (with compensation applied, line 2)
Control diff erential for pressure control (line 2)
Condensing pressure (line 2)
Saturated condensing temperature (line 2)
Eff ective set point for temperature control (with compensation applied, line
2)
Control diff erential for temperature control (line 2)
Capacity delivered/capacity required for condenser line (line 2)
Control status (according to the type of control set, line 2)
Condenser control type (line 2)
Condenser control eff ective set point (with compensation applied, line 2)
Power output of fan 1 on line 2 (a ''!'' to the right of the value means that
some form of power override is active)
...
Power output of fan 8 on line 2 (a ''!'' to the right of the value means that
some form of power override is active)
Power output of fan 9 on line 2 (a ''!'' to the right of the value means that
some form of power override is active)
...
Power output of fan 16 on line 2 (a ''!'' to the right of the value means that
some form of power override is active)
Discharge temperature (line 2)
Outside temperature (line 2)
Eff ective status of screw compressor 1 with stepped modulation
Status required for the screw compressor 1 with stepped modulation
Countdown for minimum on time screw comp. 1 with stepped modulation
Countdown for minimum off time or wait between successive starts screw
comp. 1 with stepped modulation
Countdown for next step activation screw comp. 1 with stepped modulation ---
Eff ective status of screw compressor 1 with continuous capacity
modulation
Screw comp. 1 off time with continuous capacity modulation
Countdown for minimum off time or wait between successive starts screw
comp. 1 with continuous capacity modulation
Countdown to start screw comp. 1 with continuous capacity modulation
Default
---
---
Neutral
zone
... (**)
---
---
...
---
---
---
---
...
---
---
...
---
---
---
---
---
---
---
---
---
---
---
... (**)
... (**)
---
---
... (**)
... (**)
---
---
Neutral
zone
... (**)
---
...
---
---
...
---
---
---
---
---
---
---
---
---
---
---
53
ENG
UOM Values
%
0/0 ...100/100
---
Stop
Operating
Increase
Timings
Decrease
Alarms
Stand-by
---
Proportional band
Neutral zone
...
... (**)
s
0...32000
%
0...100
...
...
%
0...100
...
... (**)
...
... (**)
...
... (**)
...
...
...
... (**)
...
0...29
ON / OFF
...
...
...
0...29
ON / OFF
...
... (**)
NO / YES
...
... (**)
Ok
Dilute
---
Off
Off by time
Start up
On by time
On
Manual mod.
Alarm
In pump down
s
0...999
---
OFF / ON
---
OFF / ON
%
0...100
%
0...100
...
... (**)
...
... (**)
...
... (**)
...
... (**)
...
... (**)
...
... (**)
...
... (**)
...
... (**)
%
0/0 ...100/100
---
Stop
Operating
Increase
Timings
Decrease
Alarms
Stand-by
---
Proportional band
Neutral zone
...
... (**)
%
0...100
...
...
%
0...100
%
0...100
...
...
%
0...100
...
... (**)
...
... (**)
---
Off
Stage 2
Start up
Stage 3
Stage1
Stage 4
---
Off
Stage 2
Start up
Stage 3
Stage1
Stage 4
s
0...999
s
0...999
s
0... 999
---
Off
Shut down
Start up
Norm. opera-
ting
s
0...999
s
0...999
s
0...999
pRack +0300025EN rel. 1.3 - 17.12.2015

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