Siemens SITRANS FS230 - Connecting Modbus

5. Connect wires to terminals according to list below.
Terminal number Description Wire color (Siemens)
1 15 V Orange
2 0 V Yellow
3 RS-485 / B White
4 RS-485 / A Blue
6. Assemble and tighten cable gland
7. Remove O-ring from lid.
8. Reinstate lid and screw in until mechanical stop. Wind back lid by one turn.
9. Mount O-ring by pulling it over the lid and tighten lid until you feel friction from the O-ring
on both sides. Wind lid further by one quarter of a turn to seal on the O-ring.
10.Reinstate and tighten lid lock screw
4.6.3 Connecting Modbus
Current output Modbus
1. Open enclosure lid.
2. Remove blind plug and 󹪝t cable gland.
3. Push cable through open gland and cable path.
4. Restore ferrule and tighten cap to lightly hold cable in place.
Connecting
4.6Connecting industrial enclosure
SITRANS FS130 & FS230
Compact Operating Instructions, 12/2023, A5E38755607-AF 59