V
c
R
L
V
c
0 ≤ R
See also
Connecting Inputs/Outputs (Page 30)
5.4.5
Finishing the transmitter connection (wall mount housing)
Connection check-up
1. Check individual wire and cable installations by tugging firmly.
2. Firmly tighten cable glands and insert blanking plugs in unused cable entries.
3. Close flowmeter cover.
4. Tighten the six cover securing spring screws.
Your device is now ready for commissioning.
FST020 IP65 NEMA 4X
Operating Instructions, 09/2017, A5E41425845-AB
5.4 Transmitter power supply, communications and I/O connections
= +30 VDC max.
= 3K Ω minimum
Digital Inputs TB1-11 / TB1-12 and TB1-13 / TB1-14
≤ 1000 Ω
L
Pulse output TB1-8 / TB1-9
= (10V + 0.02 x RL) max. 2 ≤ Vc ≤ 30 VDC
Connecting
33