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9203B Type - EX Solenoid / Alarm Driver The 9203B is an Ex solenoid / alarm driver for the control of solenoids etc. with various I.S. data by way of three built-in I.S. barriers. Universal Ex driver for solenoids, acoustic alarms and LEDs 1-channel version, low current, stock-no. 796-7060 2-channel version, low current, stock-no. 796-7064 1-channel version, high current, stock-no. 827-5372 Extended self-diagnostics Controlled by an NPN/PNP signal or a switch signal Hardware versions with low current output (35 mA) Configuration and monitoring by way of detachable display front (PR 4501) Selection of direct or inverted function for each channel via PR 4501 and the possibility of reducing the output current to the hazardous area to suit the application Please order the Display Front PR4501 separately (stock-no. 796-6890 ) Can be mounted in the safe area or in zone 2 / div. 2 and receive signals from zone 0, 1, 2 and zone 20, 21, 22 including mining / Class I/II/III, Div. 1, Gr. A-G I.S. driver for the control of ON / OFF solenoids, acoustic alarms and LEDs mounted in the hazardous area Designed, developed and certified for use in SIL 2 applications according to the requirements of IEC 61508 SIL 2-certified via Full Assessment Monitoring of internal error events via the individual status relay and/or a collective electronic signal via the power rail Front LED indicates operation status and malfunction Optional redundant supply via power rail and/or separate supply 2.6 kVac galvanic isolation between input, output and supply Can be supplied separately or installed on power rail (PR 9400) DIN rail mounting PR Electronics - Ex Interfaces
For more information please check the datasheets.
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