Edwards PGC202, Instruction Manual

Page: 26 / 64

D0300041001EN - Installation
Page 16
Figure 5 Rear panel of the instrument
Mains connection
1 Control signal connection for IG gauge head (IG)
2 Ground connection (protective earth) and shield of the PRG measurement cables
3 Measurement signal connection for IG gauge head (IG)
4 Connections for the PRG gauge heads (PRG 1, PRG 2)
5 Connection for the RS232 or RS485 interface
6 Mains connection with mains switch and fuses
7 Connection for analog output and external control
8 Connection for relay output
WARNING:
Appliances, which have not been professionally connected to Earth, can be
life-threatening in the event of a malfunction. For this reason use 3-wire mains cords and
extension cords with protective earthing only. Insert the mains plug into a mains power
socket which provides an Earth contact.
Note:
A mains power cord is supplied with the product. If the plug on the mains power side is not
compatible with the mains power outlets, provide a mains cord which meets the following
specifications:

3-wire cable with protective earthing.

Conductor cross-section: 3 x 0.75 mm² or greater.

Cable length 2.5 m maximum.