Design Technical Manual

Table Of Contents
To protect the compressor of the outdoor unit, carefully read and understand the following cautions that may a󰀨ect
the operation of the compressor before executing the setting.
When performing periodical settings like schedule settings for the following functions, perform the setting to all the
indoor units in the same refrigerant system simultaneously, conforming to the timing restriction described below.
<Corresponding function>
More than 10 minutes must elapse
More than 10 minutes must elapse
· Stop operation
· Set indoor unit forced thermostat
o󰀨 mode
· Start operation
· Release indoor unit forced
thermostat o󰀨 mode
Forced thermostat OFF instruction
Only one equipment can send these instructions for each refrigerant system.
When these instructions are sent by multiple equipment, the system may not respond as instructed or may
malfunction.
SPECIFICATIONS
Power supply 1ø AC 208-240 V 50/60 Hz
Input Power (W) 2.0
Temperature: °F (°C)
Operating 32 to 114.8 (0 to 46)
Packaged 14 to 140 (-10 to 60)
Humidity (%) Packaged
0 to 95 (RH) ;
No condensation
Dimensions [H × W × D]: in. (mm) 2-1/8 × 10-1/4 × 5-7/8
(54 × 260 × 150)
Weight: lbs. (g) 2 (1,100)
z
Transmission specications
Transfer mode RTU mode
Communication method Half-duplex operation, Master/slave method
Communication speed 9,600bps / 19,200bps
Synchronous system Asynchronous communication method
Data bit 8 bit
Parity even/odd/none
Stop bit 2 bit (no parity) / 1 bit
Network 3 wire RS485
Maximum cable length 3,280 ft. (1,000 m)
- (05 - 130) -
CONTROL
SYSTEM
CONTROL
SYSTEM