Wiring Configuration For A Relay Setup With Smart Logic Control; Wiring Configuration: Compressor - Danfoss VLT FC 103 Operating Manual

Refrigeration drive 355-800 kw, enclosure sizes e1h-e4h
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Operating Guide | VLT® Refrigeration Drive FC 103

7.1.11 Wiring Configuration for a Relay Setup with Smart Logic Control

Table 35: Wiring Configuration for a Relay Setup with Smart Logic Control
Drive
12
+24 V
13
+24 V
18
D IN
19
D IN
20
COM
27
D IN
29
D IN
32
D IN
33
D IN
D IN
37
50
+10 V
A IN
53
A IN
54
COM
55
A OUT
42
COM
39
01
02
03
04
05
06

7.1.12 Wiring Configuration: Compressor

The SmartStart guides the user through the set-up of a refrigeration compressor asking for input data about the compressor and the
refrigeration system on which the drive is running. All terminology and units used within the SmartStart are common refrigeration type
and set up is thus completed in 10–15 easy steps using just 2 keys of the LCP.
90 | Danfoss A/S © 2020.01
Parameters
Function
Parameter 4-30 Motor Feedback Loss Function
Parameter 4-31 Motor Feedback Speed Error
Parameter 4-32 Motor Feedback Loss Timeout
Parameter 7-00 Speed PID Feedback Source
Parameter 17-11 Resolution (PPR)
Parameter 13-00 SL Controller Mode
Parameter 13-01 Start Event
Parameter 13-02 Stop Event
Parameter 13-10 Comparator Operand
Parameter 13-11 Comparator Operator
Parameter 13-12 Comparator Value
Parameter 13-51 SL Controller Event
Parameter 13-52 SL Controller Action
Parameter 5-40 Function Relay
*=Default value
Notes/comments:
If the limit in the feedback monitor is exceeded, warning 90, Feedback Mon. is issued. The SLC
monitors warning 90, Feedback Mon. and if the warning becomes true, relay 1 is triggered. Exter-
nal equipment may require service. If the feedback error goes below the limit again within 5 s, the
drive continues and the warning disappears. Reset relay 1 by pressing [Reset] on the LCP.
Wiring Configuration Examples
Setting
[1] Warning
100 RPM
5 s
[2] MCB 102
1024*
[1] On
[19] Warning
[44] Reset key
[21] Warning no.
[1] ≈ (equal)*
90
[22] Comparator 0
[32] Set digital out A low
[80] SL digital output A
AQ275652766279en-000101 / 130R0707

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