80-5212-322 Datasheet, PDF (13/28 Pages) Magnetrol International, Inc. – RF Point Level Switches

2.7.2.2 Relay Wiring
Refer to Section 2.7.3, Relay Wiring Chart for different
relay wiring options. Refer to Section 3.4, Terminal
Connections on page 21 for terminal locations.
2.7.2.3 Power Wiring
1. Make sure power source is turned off.
2. Pull power supply wires through conduit connection.
Refer to Figure 8 on page 6.
3. Connect AC power to AC(+), AC(–) and GND terminals.
Connect DC power to DC(+) and GND terminals.
Refer to Section 3.4, Terminal Connections on page 21.
4. Dress the wires together neatly and securely with cable
ties. Be certain that adequate clearance exists for
replacement of housing cover.
Caution: Observe all applicable electrical codes and proper wiring
procedures.
5. Replace housing cover.
6. Power up unit and proceed with calibration of instrument
as described in instructions following.
NOTE: Be certain to route all power and control wires through con-
duit outlet only and run probe wire up through center hole in
amplifier housing base. Supply voltage and signal wires
should not be run in the same conduit.
2.7.3 Relay Wiring Chart
Kotron Material Fail-safe
Power Level Position
Relay Coil
Relay Terminal
COM to NC COM to NO
High
On
Low
HL
De-energized Closed
LL
Energized
Open
HL
Energized
Open
LL
De-energized Closed
Open
Closed
Closed
Open
OFF
(Fail)
High
Low
HL
De-energized Closed
LL
De-energized Closed
HL
De-energized Closed
LL
De-energized Closed
Open
Open
Open
Open
50-605 Kotron RF Point Model 80/81 Level Switches
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