Bosch DHR-1600A-150A Installation Manual - Page 29

Divar XF Hardware setup | en 29 supply for the external keyboard. The recommended cable type is Belden 8760 or equivalent. Termination Connect the keyboard terminator (supplied with the Intuikey keyboard) to the KBD out connector. If multiple Divar XF units are controlled with a single keyboard, the KBD out connector of the last Divar XF must be terminated. Specifications Communicaton protocol: RS485 Maximum signal voltage: ± 12V Power supply: 11 - 12.6 VDC, maximum 400 mA Maximum cable length: 30 meters (using standard 6-core telecom flat cable), or 1.5 kilometers (using Belden 8760 or equivalent in combination with the LTC 8557). Cable type: black (cross-over) cable (supplied with keyboard) Termination: 390 ohm terminator KBD IN 4.10 KBD OUT Figure 4.13 Keyboard input and output connectors Pin number 1 2 3 4 5 6 Signal +12 VDC (11 V Min to 12.6 V Max, 400 mA Max) System ground Keyboard plus line Keyboard minus line System ground System ground Table 4.2 Keyboard In - RJ11 socket (KBD in) Pin number 1 2 3 4 5 6 Signal No connection System ground Keyboard minus line Keyboard plus line System ground No connection Table 4.3 Keyboard out - RJ11 socket (KBD out) Ethernet connection The standard RJ-45 Ethernet socket is used to connect the unit directly to a PC, IP camera, or to a network. To connect to a network hub or switch, use a straight-through network cable. To connect directly to a PC or IP camera, use the supplied cross-over network cable. Consult with your local IT personnel for the specific type of cable needed. The maximum cable length from node to node is limited to 100 meters (300 feet). Specifications Connection: 10/100 BaseT, IEEE 802.3 Differential signal voltage: ± 2.8 V maximum, inputs have transient overvoltage protection Ethernet port details: EEE 802.3/802.3u - 100Base-TX/10Base-T physical layer Auto negotiation: 10/100, full/half duplex Bosch Security Systems Installation manual F.01U.135.429 | 2.5 | 2009.08