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REF: CCU/IO-485.DOC REV: C June 20, 2000
Board Layout:
CCU/IO-485:
CCU/I-485: ( Note the outputs are replaced with 2 inputs each. The middle pin on each is 0V. )
Страница 1: ...ts on the CCU IO 485 are replaced with 16 unsupervised inputs Any CCU IO 485 mentioned in this document may be replaced with a CCU I 485 This document will use CCU IO 485s in all of it s examples Supp...
Страница 2: ...2 of 9 REF CCU IO 485 DOC REV C June 20 2000 Board Layout CCU IO 485 CCU I 485 Note the outputs are replaced with 2 inputs each The middle pin on each is 0V...
Страница 3: ...lace jumpers on JP30 as shown below and connect the RS232 port CHN_A of the CCU IO 485 to port C of the CCU 232 IO CCU 422 IO or CCU FIBRE IO using the following connection diagram CCU IO 485 RS232 9P...
Страница 4: ...485 IO using the following connection diagram Up to eight CCU IO 485 boards can be chained off one channel of the CCU 485 IO giving up to 16 CCU IO 485 boards connected to one CCU 485 IO Appendix A co...
Страница 5: ...output as shown in the Board Layout page 1 When the relay is not energised the common line in shorted to the normally closed line When the relay is energised the common line is shorted to the normall...
Страница 6: ...B then the 8 CCU IO 485s on Channel A will be given the Addresses 1 to 8 The 4 CCU IO 485s on Channel B will be given the Addresses 9 to 12 Address 0 CANNOT BE USED If a CCU IO 485 is connected to a C...
Страница 7: ...ed to CHN_A of CCU IO 485 for programming Note that this is a straight through standard RS232 cable for laptops Jumper JP30 must be set as shown CCU IO 485 CHN_A 9PIN DCE PC LAPTOP 25PIN PC LAPTOP 9PI...
Страница 8: ...dations 1 Do not run the RS485 within telephone cabling as this will violate safety of the telephony network RS485 power levels and harmonics are far greater than the minimal level required to prevent...
Страница 9: ...nsient Isolation Resistor IN1 IN2 IN3 IN4 IN5 IN6 IN7 IN8 NC NC NC NC NC NC NC To RS485 Port A on CCU 485 IO Normally Closed Contact 220 Ohm Supervision Resistor 1 2 Opens on detect or power loss 0V I...
