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W Site Preparation and Fellation Manual %11110` TLS-2601 Tank Level Sensing System I. Connect with #12 AWG(or larger)conductor the Bander main board and the customer-supplied drycontact switch ^, Ground(Terminal 6 on the power supply wiring strip)to (see Figure 8). the earth ground bus on the power panel being used to 2. Ground the cable shield to terminal 3 on the TB-1 of the supply AC line voltage to the TIS-260i monitor. main board. Note: If connecting to a subpanel,be sure there is an Earth Note: The cable shield should be grounded ONLY at ter- Ground connection between the subpanel and the initial 3 on the TB-I of the main board — NOT AT main power panel in accordance with the National THE SWITCH ENDI Electrical Code. 2. Connect the power wires to terminals Ll and N on the line H. EIA RS-232 INTERFACE. The EIA RS-232 interface is filter located in the monitor. designed to connect l()modems for transmission of dataover 3. Connect a chassis ground wire between the power panel telephone lines. IL can be used for direct t.In attachment of Earth Ground and the middle terminal of tile line filter terminalsiftherun isnomore than 60 feet.In practice cable (Chassis Ground). This ground connection does NOT runs longer than 611 feet have performed satisfactorily, provide adequate ground protection for the barrier however,since the RS-232 specification requires operation module. The Instructions contained in Paragraph I up to fill feet,direct connect cable runs greater than fill feet must be followed regardless of what other ground con- are not warranteed for proper operation. nections are installed. WARNING: RS-232 CABLE RUNS LONGER THAN 60' COULD RESULT IN DATA ERRORS OR COMPO- 4. Connect the power supply wires in the power panel to a NENT DAMAGE OR BOTH. COMPO- separate dedicated breaker. 6. Check to be sure that the electrical resistance between Barrier Ground ('terminal ft) and a known good Earth Ground is less than i ohm. E. PROBE AND SENSOR WIRING CONNECTIONS. i. Connect the two color-coded wires from each probe and sensor to the appropriate terminals on the barrier. (See Figure 7,"Probe and Sensor Barrier Strip.") 2. Close barrier cover and tighten screws. SsiK P F. ALARM RELAY WIRING. The '19 5-260h has two pro- 'llsENsoN e f granunable alarm relays. Terminals (1, 2, 3 and 4) aro provided on the power supply strip to cunneet these relays to external alarm systems or devices. (See Figure 8,"External Alarm and External Input Wiring Diagram.")Any ur all of the TIS-260i alarm indicators can be programmed to trigger one or both alarm relays(seeTls-250ioperating Manual,"Alarm >♦ 7e t Relay Configuration,"for programming instructions). is .1—I.- . 1. To utilize Alarm Relay#1,connect the external device to 4 terminals 1 and 2 on the power supply strip in accordance �hENSON , with Figure 8,"External Alarm and External Input Wiring a Diagram,"and with instructions furnished with external v'l . 2 �1 d .FSENSON � ` device. it I 2. To utilize Alarm Relay#2,connect the external device to o terminals 3 and 4 on the power supply strip in accordance rp with Figure 8,"External Alarm and External input Wiring - Diagram,"and with instructions furnished with external - device. e DO NOT CONNECT ALARM RELAYS TO A DEVICE THAT ' DRAWS MORE THAN 2A1 6 1 _ ♦F,NoeEa .. Note: output power:Alarm relay contact,resistive Iliad — s II6Vac,2Amax.;or230Vac,2A max.;or30Vdc,2A + liNNotlE. max. 0 1 WARNING: ALARM RELAYS CANNOT BE USED FOR 2 FLOW CONTROL.ALARM RELAYS PROVIDE ONLY «y, t A MOMENTARYCLOSURE AND CANNOTACTUATE FLOW CONTROL DEVICES SUCH AS VALVES AND ",- PUMP MOTOR RELAYS. G. EXTERNAL INPUT WIRING.The TIS-260i can accept.a dry-contact switch closure input from an external device such as a line leak monitor or monitoring well 1. Connect a shielded cable consisting of two IS AWG conductors between terminals 2 and 3 on the Til-1 of the Figure 7. Probe and Sensor Barrier Strip 6