VEK MNH Operating Manual v1.3 en
7 Description of connections 22
7.1 Power supply ........................................................................................................ 22
7.2 Loop inputs .......................................................................................................... 22
7.3 Signal outputs ...................................................................................................... 23
7.3.1 Relay outputs with changeover contact ......................................................... 23
7.3.2 Open collector outputs .................................................................................. 24
8 Assembly and electrical installation 25
8.1 Assembly on the DIN rail TS35 ............................................................................ 25
8.2 Connecting the power supply ............................................................................. 25
8.3 Connect the relay outputs (versions -R24) ......................................................... 26
8.4 Connecting the open collector outputs (versions -O24) ................................... 26
8.5 Connecting the induction loops .......................................................................... 27
9 Commissioning 28
10 Description of functions 29
10.1 LED status indicators .......................................................................................... 29
10.2 DIP switch settings .............................................................................................. 30
10.3 Reset button ......................................................................................................... 33
10.4 USB interface........................................................................................................ 33
10.5 Detector Tool service program ........................................................................... 33
11 Description of settings 35
11.1 Adjusting sensitivity (switch-on threshold) ....................................................... 36
11.2 Setting hysteresis (switch-off threshold) ........................................................... 37
11.3 Setting loop frequency (frequency step) ............................................................ 38
11.4 Setting hold time .................................................................................................. 39
11.5 Setting output mode (signal type) ....................................................................... 39
11.6 Inverting output signal (Signal behaviour) ......................................................... 40
11.7 Behaviour in the event of loop error (error mode) ............................................. 40
11.8 Assigning an output to a loop (Assignment) ..................................................... 40
11.9 Setting output switching time (impulse time) .................................................... 41
11.10 Setting output times (output time behaviour) .................................................... 41
11.11 Setting direction detection (dual-channel variants) ........................................... 42
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