Chopper Wiring Example; Grounding - Honeywell Unitary Installation Instructions Manual

Controller-230 vac
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HONEYWELL UNITARY CONTROLLER - 230 VAC - INSTALLATION INSTRUCTIONS

Chopper Wiring Example

1
2
3
4
5
6
7
8
9
1
11 12 13 14 15
1
2
3
4
5
6
7
8
9
1
11 12 13 14 15
L
N
NC1 NO1 IN1 NC2 NO2 IN2 NC3 NO3 IN3 NC4 NO4 IN4
POWER 230V
DO RELAY
RS485 1
+
PORT1
PORT2
-
COM
10/100 SWITCHED
45
46
45
46
CAUTION
CAUTION
Risk of Electric Shock: More than one disconnect switch may be required to de-energize the equipment
before servicing. To Reduce the Risk of Fire or Electric Shock, Do Not Interconnect the Outputs of Different
Class 2 Circuits.

Grounding

Building earth ground (
voltage. Connect the building earth ground (
above. Ensure that the panel ground connects to a known earth ground.
31-00610-01
18 19
2
21 22 23
18 19
2
21 22 23
CO1
C
CO2
CO3
C
CO4
DO CHP
1
RS485
SYLK
UIO
POW24
V
WM1 / 2
IO1 C IO2 IO3 C IO4 IO5 C IO6 IO7 C IO8 C
47 48 49 50 51 52 53
54
55 56 57 58 59
6
61 62 63
RS485 1
47 48 49 50 51 52 53
54
55 56 57 58 59
6
61 62 63
Fig. 12 Power Wiring Examples
) is a functional grounding, and it does not offer shock protection from a hazardous
 
 
3A
32 33 34 35 36 37 38
FUSE
32 33 34 35 36 37 38
IO13 C IO14 IO15 C IO16
UIO
24VDC
OUT
IO9 C
IO1
IO11 C IO12
64
65
66 67 68 69
7
71 72
Unitary Controller
64
65
66 67 68 69
7
71 72
) terminal to the panel ground using the proper cable as shown
14
L
N
E
Earth Grounded
This equipment must
be earthed (grounded).
1
2
3
L
N
Power 230 V

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