Extension Board - Carrier 39CQ Series Installation, Operation And Maintenance Instructions

Real-time clock
Status indicators
Address
Circuit protection
Certifiction
Operating
environment
Power Supply
Overall Dimension
Mounting hole
location

2. Extension board

IM041 input and conversion control module is mainly applied to intelligent building automation field.
It converts four-way on-off outputs to a group resistance output, and get function extension cooperating
with specified thermistor input port (NTC,10K ) of DDC controllor.The extension helps to reduce
hardware cost for building automation system.
Technical specifications
Power supply
Input
Output
Operating environment
Indicators
Dimesion
Installation hole
Real independent operation dut to real-time clock with power-loss protection
LED indicators to show status of EIA-485 communication, operation, failure, power
and digital outputs
toggle switch for direct shown of internet address
built-in transient circuit protection to protect power supply and communication
UL916 (Canadian Standard C22.2 No. 205-M1983), CE, FCC Part 15 - Subpart B -
Class A.
-29ºC ~ 60ºC, relative humidity of 10% ~ 90%, non-condensing, indoor installation
24 VAC ± 10%, 50 ~ 60Hz
211mm width ×178mm height ×38mm depth
199mm width ×127mm height
24VAC
4DI dry contact
1AO thermistor (10k Ohm type )
-20 50 10 95%RH, non-condensing, internal installation
The red indicator lights when the power on.
The green indicator turns light when input contact is closed .
108mm x 62mm x 27mm
99mm x 42mm
4