Wiring Instructions - Honeywell CD3000M-1ph User Manual

User's Manual

5. Wiring Instructions

Warning: this procedure can be done just by specialized personnel.
CD3000M unit has isolated heatsink. For safety connect the heatsink to hearth using its terminal
with hearth symbol.
CD3000M can be susceptible to airborne interferences from near equipment or from interferences
on main supply, so a number of precautions must be taken.
• Contactors coils and chokes must have in parallel a RC filter and must be supplied with a
different voltage line.
• All input/output signal must use screened bifilar wires.
• Signal input and output must not routing in same cable try and must not be parallel.
• Local regulations regarding electrical installation should be rigidly observed.
3.3.2 Auxiliary terminals
Before connect or disconnect, make sure that the power, control cables and wires are
insulated from the voltage.
Terminal
1
2
3
4
5
6
A2+
A1-
7
8
9
10
11
12
13
14
15
16
17
18
5.1.1 Power Terminals
Before connect or disconnect, make sure that the power, control cables and wires are
insulated from the voltage.
Terminal
L1
T1
CD3000M-1PH up to 110A
- External Calibration command 24 Vdc max
+ External Calibration command 24 Vdc max
Reset
Reset
+ Output Command signal to CD3000 (Internal Connections)
- Output Command signal to CD3000 (Internal Connections)
+ Input command signal 4÷20mA,0÷10V,SSR
- Input command signal 4÷20mA,0÷10V,SSR
RS485 A
RS485 B
Output +8Vdc stabilized 1 mA MAX
Common relay H.B. alarm
NC/NO H.B. relay alarm
Option
CT input with H.B. option
CT input with H.B. option
Nc not connected
Auxiliary supply voltage 230-460Vac
Ground
Auxiliary supply voltage 230-460Vac
Line Input
Load Output
Description
Description
11
Honeywell
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