Handleiding
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Air cooled inverter water chiller
OPERATION
MANUAL
Operation Manual
10
EWAD TZ B 160-700
Air cooled inverter water chiller
D-EOMAC00909-16EN
1.5.3 Expansion Valve
The controller can regulate an electronic expansion valve per each refrigerant circuit. Microtech®
III embedded logic will always guarantee the best operation for the refrigerant circuit.
1.6 Customer Terminal Block Connections
1.6.1 General description
The contacts below are available at the user’s terminal block referred as MC24 or MC230 in the
wiring diagram. The following table summarises the connections at the user’s terminal block.
Description
Terminals
EWAD TZ
Terminals EWAD
TZ B
Notes
Flow Switch
(mandatory)
708, 724
708, 724
24 Vdc digital input
Double setpoint
703, 728
703,728
24 Vdc digital input
Current limit enable
884, 885
885, 891
24 Vdc digital input
External Fault
881,884
881, 884
24 Vdc digital input
Rapid Restart Enable
(optional)
764, 765
24 Vdc digital input
Back-up chiller
(optional)
764, 763
24 Vdc digital input
LOC/BMS selection
(optional)
894, 895
881-1, 834
24 Vdc digital input
On-Off Remote
540, 541
540, 541
230 Vac digital input
General Alarm
525, 526
525, 526
NO digital output (24…230
Vac ext supply)
Compressor #1 status
512, 513
512, 513
NO digital output (24…230
Vac ext supply)
Compressor #2 status
514, 515
514, 515
NO digital output (24…230
Vac ext supply)
Alarm Circuit #1
(optional)
560, 561
892, 896
NO digital output (24…230
Vac ext supply)
Alarm Circuit #2
(optional)
560, 562
894, 899
NO digital output (24…230
Vac ext supply)
Evaporator Pump #1
start
806, 805
501, 530
NO digital output (24 Vdc
internal supply)
Evaporator Pump #2
start
806, 807
501, 531
NO digital output (24 Vdc
internal supply)
Demand Limit
888, 889
888, 889
4-20 mA analog input
Current Limit (optional)
886, 890
887, 886
4-20 mA analog input
Setpoint Override
886, 887
890, 886
4-20 mA analog input
Pump VFD Signal
(optional)
882, 883
0-10 Vdc analog input
1.6.1.1 Flow Switch
Although the flow switch is offered as an optional, it is mandatory to install one and connect it to
the digital input terminals in order to enable chiller operation only when a minimum flow is sensed.
Bekijk gratis de handleiding van Daikin EWAD495TZPLB2, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Daikin |
| Model | EWAD495TZPLB2 |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11976 MB |
