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8 - ELECTRICAL CONNECTIONS
Argus Link (Multiple boiler applications only)
•
Outdoor Sensor, if used.
•
Provided with boiler.
A.
Locate outdoor sensor to protect against wind and
B.
direct sunlight. Mounting instructions provided with
sensor.
Maximum wire length is 100 ft (30m) for 22 ga.
C.
wire, or 150 ft (45m) for 18 ga. wire.
Connect wires to OUTDOOR SENSOR terminals.
D.
Wires are interchangeable.
System Sensor (Multiple boiler applications only)
•
Domestic Hot Water (DHW) Thermostat, if used.
•
Use temperature control with dry contacts rated
A.
at 0.5 amps @ 120 VAC. Boiler control does not
provide power to DHW temperature control.
NOTICE
IMPORTANT: Do not apply power to DHW T-T
terminals. Dry contact only, use of isolation relay
may be necessary.
Maximum wire length is 330 ft (100 m) 22 gauge
B.
wire.
Connect wires (interchangeable) to DHW T-T
C.
terminals. Wires are interchangeable.
Central Heating Thermostat
•
Use thermostat or boiler system control with dry
A.
contacts related 0.5 amps @ 120 VAC.
Boiler
control does not provide 24 VAC power to central
heating thermostat.
Locate and install thermostat per manufacturer's
B.
instructions. Maximum wire length is
330 ft (100
m) for 22 ga. wire.
Connect wires to CH T-T terminals. Wires are
C.
interchangeable.
8-2 EXTERNAL CONNECTIONS
(Do not apply voltage to external terminals.)
Summary of Contents for OLSSC-075
Page 45: ...45 13 TROUBLE SHOOTING...
Page 52: ...52 14 WIRING DIAGRAM 14 1 Connection Diagram...
Page 53: ...53 14 WIRING DIAGRAM 14 2 Schematic Diagram of Ladder Form...
Page 70: ...70 NOTES...
Page 71: ...71 Date Service Performed Company Name Tech Initials Company Address Phone...
Page 72: ...ECR International Inc 2201 Dwyer Avenue Utica NY 13504 4729 web site www ecrinternational com...