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8. Communication function
Serial communication using the communication terminal enables to change the settings and acquire data of operating
state and alarm history.
8- Preparation for communication
Connect the communication cable with the communication terminal. Use a shielded communication cable and connect
its shield to the terminal.
Wiring
Process the cable end.
Stranded wire: AW 4- , . 4mm
- .5mm
Strip length 7mm
Rod terminal: . 5mm
- .5mm
errule terminal: . 5mm
- .5mm
Detach the terminal cover.
3 Put a cable though the hole in the terminal cover and
insert it into the cable entry port of the terminal block.
Use the knockout hole s provided in the terminal cover
as necessary.
4 Tighten the screw with a flat-head screw driver to
secure the wire. Tightening torque: . N
・
m- . 5N
・
m
5 Make sure that the cable is securely connected.
Communication setting
Setting should be done so as the settings on the cooling unit side and the master side are the same.
☞
See page 43
Communication specifications
Communication method
-wire, Half-duplex multi drop method
Communication speed
48 , 96 , 9 Default , 384 , 576 bps
Data bit
8bit ixed
Parity check
None, Odd, Even Default
Stop bit
ixed
Error check
CRC
Slave address
to 99 Default:
◎
Detail view of communication terminal block
rame ground
+ +SD +RD
Cable entry port
- -SD -RD
Signal ground S
S
S
S
S
Master
Slave
Slave
Slave
Termination resistance
W
Termination resistance
W
Shielded twisted pair cable
Содержание COOL CABI OCA-H300BC-AW2
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Страница 7: ...7 8 2 2 9 COOLCABI COOLCABI COOLCABI...
Страница 10: ...10 500mm 500mm 35 85 RH OK COOLCABI COOLCABI NG NG COOLCABI L COOLCABI COOLCABI 500mm NG NG NG NG OK NG...
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Страница 16: ...16 7 3 5 5 45 35 30 30 ON OFF ON OFF ON OFF ON OFF 35...
Страница 28: ...28 OCA H300BC AW2 OCA H600BC AW2 OCA H1000BC AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2...
Страница 29: ...29 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2...
Страница 30: ...30 OCA H350BCD AW2 OCA H700BCD AW2 OCA H1300BCD AW2 OCA H2300BCD AW2 1...
Страница 58: ...58 Standard Roof mounting type OCA H3 AC AW OCA H7 AC AW OCA H AC AW OCA H 7 AC AW OCA H 3 AC AW OCA H3 AC AW...
Страница 60: ...60 20 50 85 RH 20 60 85 RH R1234yf LFL 25 OFN...
Страница 61: ...61 2 1...
Страница 62: ...62 12 5 N m 2 200mm 200mm COOLCABI 200mm COOLCABI 90 90 90 COOLCABI 200mm COOLCABI 200mm 90 90 90 90 COOLCABI...
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Страница 67: ...67 2 L 500mm 500mm 35 85 RH OK COOLCABI COOLCABI NG NG COOLCABI L COOLCABI COOLCABI 500mm NG NG NG NG OK NG...
Страница 69: ...69 30 ON OFF 1 6 ON OFF ON OFF 70 Up UP Down Down Set...
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Страница 73: ...73 t1 t2 7 3 5 5 45 35 30 30 ON OFF ON OFF ON OFF ON OFF 35...
Страница 85: ...85 OCA H300BC AW2 OCA H600BC AW2 OCA H1000BC AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2...
Страница 86: ...86 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2...
Страница 87: ...87 OCA H350BCD AW2 OCA H700BCD AW2 OCA H1300BCD AW2 OCA H2300BCD AW2 1...