Lennox SCA Series - Page 7

Page 7
SPECIFICATIONS - INTEGRATED MODULAR CONTROLLER (IMC)
Operating Environment Temperature: –40°F to 155°F
Humidity: 10% - 95% RH, Non- Condensing
Power Requirements 24VAC (+/–25%), 50/60Hz
4.8 VA for IMC maximum
14.4 VA for IMC w/all expansion boards Maximum
Memory Type Re-programmable Flash
Device Commissioning Auto-poll (real plug and play)
Unit type Electric/Electric, Gas/Electric & Heat Pumps (Rooftops), CAV, MSAV (Multi-Stage
Air Volume) and VAV units
Cooling stages 4
Heating stages 4
Modulating Gas Valves 2
Electronic Congure To Order Parameters 239
Alarm Codes 107
Alarm Codes Stored 84
Display Type 3 Digit Seven Segment Red LED
Indicator LEDs 1- Heartbeat on each board
1- Bus transmit
1 - Bus receive
1- each for Y1,Y2,W1,W2,G,OCP
Dimensions IMC Main Board:
Height: 1-1/2 in., Width: 12 in., Depth: 7 in.
#2 Compressor Module,
#2 Compressor and Reversing Valve Module
#3 and 4 Compressor Module,
#2 Electric Heat Module,
#2 Gas Heat Module,
Economizer Module,
Humiditrol Module
VAV, Modulating Gas and I/O Modules:
Height: 7/8 in., Width: 3-3/4 in., Depth: 4 in.
Weight 2 lbs. for IMC w/all expansion boards installed
Cable Type SysBus - Lennox yellow COMM cable:
C0MISC00AE1- (27M19) (500 ft. box),
C0MISC04AE1- (94L63) (1000 ft. box),
C0MISC01AE1- (68M25) (2500 ft. roll)
ZoneBus - Lennox purple COMM cable:
C0MISC05AE1- (23W99) (500 ft. box)
C0MISC06AE1- (24W00) (1000 ft. box)
C0MISC07AE1- (24W01) (2500 ft. roll)
Non-Communicating Zone Sensor
Non-Communicating RH Sensor
Non-Communicating CO2 Sensor