IMP+ INSTRUCTION MANUAL 
 
14 
Cable Entry 
The IMP Lite+ has two M16 cable entries, fitted with a suitable gland, to 
ensure moisture protection is maintained. 
Terminal Connection Details 
The IMP+’s unique design allows for both 3 wire and 2 wire (loop powered) 
configuration within the same unit the terminal connections for both 
configurations are as detailed below. Wiring details are also given on the 
terminals under the access cover. 
2 Wire (Loop Powered)