Mains Switching Input/Output

The Mains Switching Input/Output Unit provides a voltage-free, single pole change-over relay output and a monitored switch input

  • Supervises one or more normally-open switches connected to a single pair of cables
  • Three visable LEDs
  • Capable of switching 250V AC at up to 5A


Operating voltage 17–28V DC
Maximum current consumption at
24V (LED enabled)		 switch-on surge, max 150ms 3.5mA
quiescent 20kΩ EOL fitted 1.25m
switch input closed, ‘switch closed’ LED on
 2.5mA
any other condition, max 2 LEDs on
 2mA
Maximum current consumption at
24V (LED disabled)		 switch-on surge, max 150ms 3.5mA
quiescent 20kΩ EOL fitted 1.2m
switch input closed,
‘switch closed’ LED on
 1.5mA
any other condition
 2mA
Rated load (resistive) 5A at 250V AC
2A at 48V DC
Max switching capacity 1.25kVA
Switch input monitoring voltage
(open-circuit condition)
 9–11V DC
Maximum cable resistance
 50Ω
Operating temperature
 –20°C to +70°C
Humidity
 0–95%
IP rating
 54
Dimensions (L x B x H)
 150 mm x 90 mm x 48 mm


Contact us about Mains Switching Input/Output:

This site uses some unobtrusive cookies to store information on your computer. By using our site you accept our Terms And Conditions and Privacy Policy. ×