Xylem WL900 RADAR LEVEL TRANSMITTERS - Manual (Page 15)

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IX. Wiring Information
a. Wiring Information
1. Ground shield at one end only.
2. All terminal block wiring must be rated for 250V.
3. Power input wiring must be protected by a 15A double pole circuit
breaker.
4. Terminal is for use only with equipment that has no live parts that
are accessible. (See Figure 6, page 16.)
5. Terminal is for use with equipment, which maintains basic insulation
from hazardous voltage under normal and single fault conditions.
(See Figure 6, page 16.)
6. Connection used at the remote end of external circuit.
(See Figure 6, page 16.)
b. Recommended Wiring:
For AC Sensor:
Power: 3 Wire unshielded 22 AWG, 300 V
Current Output: 1 Pair shielded 24 AWG, 300 V
Communication: 1 Pair shielded 24 AWG, 300 V
For DC Sensor:
Power: 3 Wire shielded 24 AWG, 300 V
Current Output: 1 Pair shielded 24 AWG, 300 V
Communication: 1 Pair shielded 24 AWG, 300