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xration and Installation InstructionOillmrco ,=tept <br /> C Basxc Monitoring Console <br /> NECESSARY PRECAUTIONS DURING IN- <br /> STALLATION, SERVICE AND REPAIR TO ?RDBE� <br /> PREVENT PERSONAL INJURY, PROPERTY W-T«°-T.'-T.-T`-T'-T.'Ti <br /> LOSS AND EQUIPMENT DAMAGE. �J <br /> WWARNING:BE SURE AC POWER TO THE SYS- <br /> TEM IS OFF BEFORE OPENING THE <br /> FRONT-PANEL COVER AND CONNECTING <br /> PROBE WIRES. IF HIGH VOLTAGE IS <br /> SHORTED ACROSS ANY BARRIER TERMI- mmmmmammmma y—CONNES.Tofi <br /> a <br /> NAL,EXPLOSION AND FIRE COULD RESULT. <br /> Connectors are supplied with each probe module. They ammm <br /> provide screw terminations for each probe. <br /> CAU'T'ION: ONCE PROBES HAVE BEEN CON- <br /> NECTED AND THE SYSTEM HAS BEEN Alclo <br /> STARTED AND PROGRAMMED,MODULE POSI- CONUOIT uPTDiPRMUNITO14 <br /> TIONS, CONNECTOR POSITIONS AND WIRE <br /> POSITIONS CANNOT BE CHANGED WITHOUT <br /> REPROGRAMMING THE SYSTEM! <br /> IMPROPER SYSTEM OPERATION WILL RESULT <br /> IF ANY ONE OF THESE POSITIONS IS Figure 10. Probe Interface Wiring Diagram. <br /> CHANGED WITHOUT REPROGRAMMING. <br /> 1. Be sure to accurately record on the circuit directory <br /> the location of each device wired to the connector. <br /> rGNNcc TDM <br /> 2. Identify each connector with a self-adhesive number <br /> label according to the slot number. <br /> 3.Connect the two calci"-coded or marked wires from each <br /> probe to the appropriate terminals in the probe inter- <br /> face connectors (see Figure 10, "Probe Interface Wir << <br /> _ x <br /> ing Diagram"). <br /> Be sure to msxipx ain proper polarity between the j o <br /> probe wires and their respective module connector <br /> terminations. <br /> F. EXTERNAL INPUT WIRING. <br /> The Monitoring Console can accept a dry-contact switch COnDU,T <br /> closure input from an external device such as a well �� <br /> wi <br /> monitoring system.The system accepts two inputs. , i kir kir <br /> IMPORTANT: ONCE EXTERNAL INPUTS HAVE BEEN <br /> CONNECTED TO OUTSIDE DEVICES AND THE SYS- <br /> TEM HAS BEEN STARTED AND PROGRAMMED, <br /> CONNECTOR POSITIONS AND WIRE POSITIONS <br /> CANNOT BE CHANGED WITHOUT REPROGRAM Figure 11. UO Combination Wiring Diagram. <br /> MING THE SYSTEM! <br /> IMPROPER SYSTEM OPERATION WILL RESULT IF G. EIA RS-232 INTERFACES. <br /> EITHER OF THESE POSITIONS ISCHANGED WITH- EIA RS-232 Interface with Auxiliary Port is available in <br /> OUT REPROGRAMMING. the Basic Monitoring Console monitor. It provides two <br /> Be sure to accurately record on the circuit directory the 25-pin female D-connector for data transmission---direct <br /> location of each device wired to the connector. via a null modem cable or through an external modem and <br /> over phone lines—to a computer,point-of-sale terminal or <br /> 1. For each external input, connect a shielded cable printing device. <br /> consisting of two 18 AWG conductors to the appropri- <br /> ate terminals an the output module (see Figure 11, 1. Cable Runs. <br /> "UO Combination Wiring Diagram"). An RS-232 Interface can be used for direct local attach- <br /> Ground the cable shield to the ground terminal closest ment of terminals if the cable run is no more than 50 <br /> to the conduit entry. Do not ground both ends of the feet, In practice, runs longer than 50 feet have per- <br /> shield on the cable run. formed satisfactorily.However,since the RS-232 speci- <br /> 12 fication restricts operation to up to 50 feet,direct-connect <br />