TM 5-3895-374-24-2955-2575.7 20mACURRENTLOOPINTERFACE(CONTINUED)NOTES:1.Symbol A indicates 20 mA current source provided by others.2.Less than 2.3 V (Transmit) and 1.0 V (Receive) drop across contacts whilemarking.3.Maximum voltage that can be applied across Transmitter or ReceiverTerminals is 24 V. Maximum current is 30 mA.5.8 FORMATSELECTIONSWITCHESFormat selector switches mounted on the communications circuit board inside the controller allow the user to selectParity, Baud Rate and Unit Address to fit the application. The switch options are:PARITY:Even. odd or no parity (factory set at NO PARITY)BAUD RATE:300, 600, 1200 or 2400 (factory set at 1200)UNIT ADDRESS:0 to 63 (factory set at ADDRESS 0000)Handshake:YES or NO (factory set at NO HANDSHAKE)To access these switches, turn power to the controller OFF. Press in the tabs on each side of the front bezel and pullthe electronic assembly forward enough to expose the switches. DO NOT REMOVE the assembly from the case.Carefully note the type of switch action. Rocker switch action is PUSH IN to activate. Slider switch action is slide UPor DOWN to activate. Follow the markings on the switch for the correct switch position for ON (CLOSED, HI, 1) orOFF (OPEN, LO, 0). Use a pencil, pen tip or bent paper clip to set desired switch position.ALL UNUSED SWITCHES MUST BE SET "OFF"ECLIPSE INSTRUMENTATION DIVISIONpage 3-1109
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