Dansensor A/S COPYRIGHT © PBI-200114-D 04/2013
ISM-3 EN User Manual 9
3. Connection
• Measuring control signal for external control of measuring (10-32 VDC)
• Relay output
• Current output/voltage output (optional)
ST1: Gas alarm and system alarm output. Relay connection. Max. 48V, 1A
pin 1: Common terminal (COMMON)
pin 2: Contact set with switch on function (normally connected) (N.C.)
pin 3: Contact set with switch on functions (normally open) (N.O.)
pin 4: Not connected
ST2: Connection to current output/voltage output
pin 1: +0/4 to 20mA (0/2-10Volt)
pin 2: -/GND
ST3: Connection for measuring control signal
pin 1: +10 to 32VDC
pin 2: -/GND
Fuse 0.63 AT (1.6 AT at 115V AC). Placed inside.
Fan
Gas out
Gas in (For ISM-3 without a build-in pump, 2 - 10 bar is labelled upon request)
Cable inlet for mains connection
Cable inlet for display (only for model for incorporation)
Cable inlet for signal cable. The cable is internally connected to ST1, ST2 and ST3.
Current output/voltage output. Yellow + (plus) and Green -(minus)
Alarm relay output Grey and Pink. Switch is open in case of an alarm.
Measuring control input signal (10 to 32 VDC). Brown +(plus) and White-(minus)
RS232C serial communication port.
To Next Page
Loading...
