User manual DENNARD DTX1000 KEYBOARD-INSTALLATION SHEET

[. . . ] dtx1000 KEYBOARD INSTALLATION SHEET WARNING: Installation of this equipment should only be carried out by qualified personnel. [. . . ] (2) Connect the 9 pin "D" connector to the relevant keyboard socket on the Base Unit: Monitor 1 - Keyboard 1 Monitor 2 - Keyboard 2 (3) One Keyboard can be powered from the Base Unit via the connector. In remote situations however, or where a second "Slave" Keyboard is used, a "power plug" power supply has to be used which is fitted between a local mains power outlet and the rear of the Keyboard. (4) Operating instructions can be found in the Base Unit Telemetry Transmitter Installation Handbook. KEYBOARD REMOTELY SITED FROM THE BASE UNIT Communications between the Keyboard and the Base Unit are RS232 8 - data, no parity, 1 stop bit at a speed of 9600 baud. Direct cable links of up to 50 metres should function normally. Beyond this distance , any of the proprietary cable extenders may be used e. g. DVST, modems, fibre optics, telephone/infra red/microwave links or the drxLD Line Driver, without any difficulty. CABLE CONNECTIONS Ground Data to Keyboard Data from Keyboard Power (optional) pin 5 pin 3 pin 2 pin 1 White Green Blue Red POWER CONNECTIONS The Keyboard will work on a floating 9 Volt a. c. [. . . ] Unauthorised duplication of this document by any means mechanical or electrical, is strictly prohibited without the express written permission of Dennard Ltd Dennard Ltd acknowledge all registered trademarks Dennard Ltd reserve the right to make changes to this document and to its products without prior notice in order to improve design or performance characteristics Downloaded from: http://www. guardianalarms. net [. . . ]