IMP PUMPS NMT Smart C - Connection Considerations and Preparation

8
3.1. CONNECTION CONSIDERATIONS
• All cables connected must be heat-resistant to at least +85 °C.
• All cables connected must be installed in accordance with EN 60204-1.
• All wires to the communications module must be connected to the terminals or cut. No loose wiring
permitted.
• If voltages over 24 V AC/DC are possible on NO, C, NC terminals.
WARNING!
• Wires should be routed so no wire crosses the center barrier.
• Relay cable (NO, C, NC) must be separated from all other wiring with reinforced insulation.
Cable outer layer must not be stripped longer than 15 mm. See “Cabling preparation” below.
Cabling preparation
max. 15 mm
8(7-10)mm
0.25 - 1 mm
2
Cable for the screwless terminals should be
prepared as shown on the left.
Tools
2.4 mm wide flat-bladed screwdriver is
needed to press the terminal spring while
inserting the cable.
Same tool is also used to rotate the Mode
switch.