VideoJet X20Appendix en 115
8.8 | Terminal Block |
The terminal block has several contacts for:
–4 alarm inputs
–4 relay outputs
–Serial data transmission
Pin Assignment
The pin assignment of the serial interface depends on the interface mode used (see
Section 5.37 Advanced Mode: COM1, page 79).
Contact |
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CTS | CTS (clear to send) | RxD- (receive data minus) | Data- |
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TXD | TxD (transmit data) | TxD- (transmit data minus) |
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RTS | RTS (ready to send) | TxD+ (transmit data plus) | Data+ |
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RXD | RxD (receive data) | RxD+ (receive data plus) |
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GND | GND (ground) | — | — |
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Contact | Function |
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IN1 | Input alarm 1 |
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IN2 | Input alarm 2 |
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IN3 | Input alarm 3 |
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IN4 | Input alarm 4 |
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GND | Ground |
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R1 | Relay output 1 |
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R2 | Relay output 2 |
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R3 | Relay output 3 |
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R4 | Relay output 4 |
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RM1 | LED remote indicator |
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RM2 | LED remote indicator |
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BP | Backup power supply |
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GND | Ground |
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+ | 10 to 30 V (power supply) |
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– | Ground |
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Connect each alarm input to a ground contact (GND) when connecting alarm inputs.
For the RM1 and RM2 contact specifications, see Section Remote Indication of the Connection Status, page 22.
For the backup power supply specifications, see Section Backup Power Supply, page 23.
Bosch Security Systems | Installation and Operating Manual | DOC V4.0 2009.06 |
