
InstallationandOperation ManualMODEL X120INPUT MULTIPLEXER &CONTROLLER MODULEMANUAL X120-3000REVISION 3.6FEBRUARY 1997
Page 7 of 12Note 2: Make sure that all the burg jumpers (J2, J3, J4, J5) are installed properly.6.0 JUMPER SETTINGS6.1 J2, J3, J4, J5Refer to section
Page 8 of 126.6 J12, J13 JumpersInstalling a burg jumper on J12 will place in service a 112 ohm line-to-line terminator across the receiver line (RXD
Page 9 of 127.1 SW2-6SW2-6 = ON 9600 BaudrateSW2-6 = OFF 1200 Baudrate7.2 SW2-7Position 7 of SW2 is to enable (SW2-7 ON) or disable (SW2-7 OFF) the i
10.0 PARTS LISTSX120-1000 Controller ModuleItem Qty Part Number Description I.D.1 1 X120-1000C PCB2 2 4310R-101-103 RESISTOR, NETWORK SIP COM 10K RP1,
X120-1001-230 Input Logic ModuleItem Qty Part Number Description I.D.1 1 X120-1001C PCB2 288 1N4005 DIODE, REC\600\1 CR1-63 48 6N139 IC, ISOLATOR\OPTI
X120-1001-48 Input Logic ModuleItem Qty Part Number Description I.D.1 1 X120-1001C PCB2 288 1N4005 DIODE, REC\600\1 CR1-63 48 6N139 IC, ISOLATOR\OPTIC
X120-GD-24 Ground Detector ModuleItem Qty Part Number Description I.D.1 1 X120-1003A PCB KEY 3-42 1 LM393N IC, COMP, LP, LO, DUAL U13 1 68WR1MEG POTEN
12 2 1.5KOHM5W RESISTOR, POWER WWNOTE: CONNECT RESISTORS AT R18,19 SO THAT TOP OFRESISTORS ARE LEVEL WITH TOP OF RELAY AT K1R18,1913 2 103A101C10 CAPA
25 1 T82P11D11424VDCRELAY, GP,PCB,24DC,DPDT K126 1 X120B25-6 TRANSFORMER, DC/DC T127 2 05JUMPERS JUMPER, .5,.125,22AWG,PVC J2,3X120-FCPS12524 Power Su
17 2 1N4937 DIODE, REC, 600, 1 D4,518 2 1N4005 DIODE, REC, 600, 1 D7,819 1 1N963B DIODE, ZENER, .4, 12, 10M D120 2 VN0350N2 TRANSISTOR Q1,221 2 077178
iiTable of ContentsSPECIFICATIONS - MODEL X120 MULTIPLEXER/TERMINATION UNIT...11.0 MULTIP
7 2 RC07GF102J RESISTOR, CF,1K,.25,5 R4,58 1 RC07GF152J RESISTOR, 1/4W, 5%, 1.5K R19 1 7200-25 INDUCTOR R210 1 RC42GF820J RESISTOR, CF,82,2,5 R711 1 R
20 2 1N4937 DIODE, REC,600,1 D4,521 2 1N4005 DIODE, REC,600,1 D6,722 1 1N963B DIODE, ZNR,.4,12,10M D123 1 MBR160 DIODE, SCHOTTKY D924 2 VN0340N2 FET,
30 1 NOTE J1 [ ] 115VAC INPUT (NOT USED) [ ] 230VAC INPUT (USED, 05 JUMPER)31 1 NOTE J2,3 [ ] 115VAC INPUT (USED 05 JUMPER) [ ]
iiX120-FCPS2424 POWER SUPPLY ...
Page 1 of 12SPECIFICATIONS - MODEL X120 MULTIPLEXER/TERMINATION UNITFeatures• Monitors up to 48 switching devices• Reliable high-speed event transm
Page 2 of 12Output Relay:• Normally energized, SPST 2 A @ 24 VDC• Monitors internal logic, all power supplies and optional ground detectionIndicato
Page 3 of 122.0 DATA FORMAT AND PROTOCOLAll the data from the X120 is transmitted serially via RS232 (P1) to a terminal/printer and RS422/485 (P2) to
Page 4 of 12Before reporting the occurrence of an “event”, the controller board’s program makes “software filter”calculation. Recall, that a change
Page 5 of 12After clearing all the windows, all the bad input channels would be reported (if there is any) only if SW2-7 was set to the ON position.
Page 6 of 125.0 LED INDICATIONSThere are three LEDs on the controller board that indicate the status of the X120s and communication between X120s and
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