Carrier CCU Regelungshandbuch Seite 57

6 - CONFIGURING THE UNIT
Access level No. Description
Setpoint for differential pressure indicating
1 161
air flow present
Setpoint for differential pressure indicating
1 162
filter fouling
Setpoint for differential pressure indicating
1 163
filter blocked
2 164 Air flow rate low limit
3 181 Validation of compressor circuit 1
3 182 Validation of compressor circuit 2
Warm-up at fan start-up (validation of
2 185
detection of T° and RH exceeded)
2 186 Application of control at fan start-up
Fault taken into account when
2 188
temperature or relative humidity exceeded
2 190 Post ventilation of electric heater
Delayed fan control after operation
2 191
request
2 192 Duration of fan soft start incline
Rotation time delay for refrigeration
2 193
circuits
1 200 Temperature upper limit threshold
1 201 Temperature low limit threshold
1 202 Humidity upper limit threshold
1 203 Humidity low limit threshold
3 204 Test mode
1 205 Minor fault relay direction of action
1 206 Major fault relay direction of action
2 207 Controlled temperature origin
Time before switch to controller sensor
2 208
when value not received by ModBus
CHECK THE FILTERS
The values correspond to the unit's maximum air flow.
If there is a variation in the fan speed, these values are reduced proportionally
AIR FLOW CONTROL
COMPRESSOR VALIDATION
CHECKING WHETHER TEMPERATURE THRESHOLDS ARE EXCEEDED
CHECKING WHETHER HUMIDITY THRESHOLDS ARE EXCEEDED
FAULT RELAY
CONTROLLED TEMPERATURE ORIGIN SELECTION
Setting
10 to 80 Pa
60 to 500 Pa
100 to 550 Pa
0 to MIN (P146,10,000)
0: compressor stopped
1: compressor authorised
0: compressor stopped
1: compressor authorised
TIME DELAY
5 to 180 min
10 to 180 s
1 to 5 min
1 to 300 min
0 to 480 s
0 to 500 s
0 to 240 h
30 to 75°C if P07 = 0
(P103 + P104) to 75°C if P07 > 0
30 to 75°C if P08 = 0
5°C to (P106 - P107) if P08 > 0
40 to 100% RH if P09 = 0
(P109 + P110) to 100% RH if P09 > 0
10 to 40% RH if P10 = 0
10% RH to (P115 - 116) of P10 > 0
TEST MODE
0: no
1: yes
0: standard standby/active contacts
1: reversed standby/active contacts
0: standard standby/active contacts
1: reversed standby/active contacts
0: sensor connected to the controller
1: value received by ModBus
2: 2-10 V sensor connected to the
controller
3: cooling percentage by 2-10 V signal
5 to 180 s
By default Display condition
30 Pa P02 ≠ 17
150 Pa
190 Pa
4000 m³/h P02 = 17
1 P17 = 1 to 16
1 P17 = 3.4 or 6
30 min
30 s
2 min
10 min. P08 = 2 or 3
0 s
30 s P02 > 9
240 h P17 = 3, 4 or 6
40°C P07 or P08 > 0
10°C P07 or P08 > 0
80% RH P09 or P10 > 0
20% RH P09 or P10 > 0
0 P17 > 0
1
0 P07 > 0 or P08 > 0
(P07 > 0 or P08 > 0) and
30 s
P207 = 1
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