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Energy Monitoring Relay Interface
3
Before installation
Check the following package contents.
No.
1
Energy Monitoring Relay Interface
2
Installation Manual
3
Screw
4
Pin terminal
5
Cable clamp
Use the following wiring materials to connect the signal lines and power lines. (Procured on site)
No.
Line
1
For RS-485
2
For connection to power meter
3
For power
4
Installation
Energy Monitoring Relay Interface installation method and
orientation
There are five installation methods for this relay interface as shown below: surface mount and wall mounts.
Use the attached screws.
REQUIREMENT
Do not install the unit in any of the following places.
• Humid or wet place
• Dusty place
• Place exposed to direct sunlight
• Place where there is a TV set or radio within one meter
• Place exposed to rain (outdoors, under eaves, etc.)
Installation space and maintenance space
A side space for connecting through cable inlets and an upper space for maintenance
must be reserved before installation.
The other sides can be adjacent to surrounding objects.
Item
Type
Wire size
Length
Type
Wire size
Length
Type
Wire size
Quantity
1
1
4
5/32" x 0.47" (M4 x 12 mm) tapping screws
2
1
Description
2-core shield wires
2
AWG16 (1.25 mm
), 1600 ft (500 m) max. (total length)
2-core wire, AWG22 (0.3 mm
UL, CSA approved power supply wire
2
AWG18 (0.75 mm
), 160 ft (50 m) max.
No good
– 4 –
Installation Manual
Remarks
2
), 320 ft (100 m) max.
3.94"(100)
7.87"
(200)
EN
4-EN
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