Connecting
5.2 Step 1: Connecting power supply
SITRANS F M TRANSMAG 2
Operating Instructions, 11/2009, A5E00102775-07
25
5.2 Step 1: Connecting power supply
CAUTION
Only connect the device to the supply which matches the specifications on the rating plate.
Connect the power supply by an easily accessible and appropriately labelled isolating
device and fuse (max. 4 A) or an easily accessible circuit breaker (max. 4 A).
Note
Use cables with a cross section of at least 1.5 mm
2
and double or reinforced insulation for
the power supply.
Wiring guidelines
1. Release the catch on the lid of the terminal box using a 3 mm Allen key.
2. Unscrew the lid of the terminal box.
3. Push the supply cable through the cable glands up to the terminal strip. Lay the cable in a
loop before the cable glands so that moisture does not get inside the terminal box.
4. Connect the lines according to the figure below.
① Ground connection for signal cable shield
② Digital output 2 (relay) or digital input
③ Digital output 1 (active/passive)
④ Analog output (active) 4 to 20 mA resp. PROFIBUS
⑤ Power supply: L/N for 100 to 230 V AC
⑥ Terminal for PE conductor
Figure 5-3 Connection diagram for power supply and signal cables
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