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Technical Data

311200D

9

Technical Data

Input voltage range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-28 VDC

100-130 VAC, 50/60 Hz
190-260 VAC, 50/60 Hz

Maximum power consumption  . . . . . . . . . . . . . . . . . . . . . 3 W
Relay contact rating, 230 VAC . . . . . . . . . . . . . . . . . . . . . 60 W, 62.5 VA
Maximum sensor pressure . . . . . . . . . . . . . . . . . . . . . . . . 200 psi (1.4 MPa, 14 bar)
Operating temperature range . . . . . . . . . . . . . . . . . . . . . . 0-104°F (-18-40°C)
Maximum sensor line length . . . . . . . . . . . . . . . . . . . . . . . 2 ft (.6 m)

Type of liquids that can be detected: water, oil, or any liquid compatible with polysulphone.

Summary of Contents for 234576

Page 1: ... use in explosive atmospheres Part No 234576 Leak Detection System 120 psi 0 8 MPa 8 bar Maximum Air Input Pressure Part No 24B290 Leak Detector Sensor Replacement Kit Important Safety Instructions Read all warnings and instructions in this manual Save these instructions See page 2 for Table of Contents TI6850A ...

Page 2: ...hnical Data in all equipment manuals For complete information about your material request MSDS from distributor or retailer Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings Check equipment daily Repair or replace worn or damaged parts immediately with genuine Graco replacement parts on...

Page 3: ...flashing When the sensor is immersed in a liquid compatible with the optical sensor the yellow LED will stop flashing Control Box The control box powers and monitors the sensors and sound the alarm when a leak is detected The control box powers and reads the sensors every second If the sensors detect liquid the control box will alarm and set it s fault relay Relay The relay has two sets of contact...

Page 4: ...Screw the sensors B into the pump Use thread sealant as needed See FIG 3 FIG 1 Leak Detection System TI6850A Control Box Sensors To replace a sensor order Part No 24B290 Leak Detector Sensor Replacement Kit The kit includes one sensor To install the kit first shut off power to the control box Follow steps 2 7 below and step 10 on page 6 FIG 2 Sensor and Cap B A FIG 3 Typical Installation TI6851A C...

Page 5: ...wires to the sensor terminals as shown in FIG 4 7 Plug the sensor terminals to the respective connec tors on the circuit board located on the inside of the cover See FIG 5 If installing Part No 24B290 Leak Detector Sensor Replacement Kit shut off power to the control box before opening the cover FIG 4 Sensor Wire Connections in Control Box TI13328A TI13329A TI13329A Black Red White Green Black Red...

Page 6: ... etc to the internal relay CRS if desired using J4 See FIG 5 C Common R is Reset which is connected to Common during normal operation NO S is Set which is connected to Common when an error is detected NC 10 Reinstall the cover D using the four screws C Grounding 1 Follow the instructions in your pump manual to ground the Graco diaphragm pump system and check its electrical grounding continuity 2 W...

Page 7: ...2 Verify operation of the Optical sensor Submerge each sensor separately in a non transparent fluid such as milk Verify that the alarm sounds the yellow LED on this sensor stops flashing the LED on the control box blinks three times per second the relay is set and performs the intended oper ation i e shuts down the pump 3 Verify operation of the Conductive sensor Sub merge each sensor separately i...

Page 8: ...trol box Inspect the sensor connection for proper contacts and connections If the problem persists replace the sensor s as required Light flashes 3 sec and alarm sounds 8 sec The reset button is stuck in the down position Remove any obstruction possibly depressing the reset button If no obstruction exists remove the cover and inspect the reset button for anything holding it in the down position Re...

Page 9: ...VAC 50 60 Hz Maximum power consumption 3 W Relay contact rating 230 VAC 60 W 62 5 VA Maximum sensor pressure 200 psi 1 4 MPa 14 bar Operating temperature range 0 104 F 18 40 C Maximum sensor line length 2 ft 6 m Type of liquids that can be detected water oil or any liquid compatible with polysulphone ...

Page 10: ...close any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for ...

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