Sentry 200 Owner's Manual
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Sentry 200 Owner's Manual

Liquid level gauge
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Sentry
LIQUID LEVEL GAUGE MODEL 200 or 200C
OWNER MANUAL
REV 1.7
SEPT08
PAGE 1 OF 12

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Summary of Contents for Sentry 200

  • Page 1 Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL REV 1.7 SEPT08 PAGE 1 OF 12...

  • Page 2: Table Of Contents

    Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL TABLE OF CONTENTS PAGE 1. SAFETY PRECAUTIONS 1.1. Electrical shock 2. APPLICATION 3. INSTALLATION 3.1. Mount indoor alarm display 3.2. Mount the outdoor junction box 3.3. Install interconnecting cable 3.3.1.

  • Page 3: Safety Precautions

    Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL 1. SAFETY PRECAUTIONS The potential for electrical shock exists whenever water is present near conductive electrical equipment. Check for sources of electricity from other nearby devices before working on this equipment. The low direct current (DC) voltages and transformer isolation of this instrument pose no danger when handling or opening the enclosures or connecting the sensor.
  • Page 4 Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL unit. Install screws 3” apart vertically and projecting ¼” from the surface. Install the AC adapter and plug into the level display. The LED display will read indicating that sensor connected.
  • Page 5 Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL ANALOG RELAY GROUND BOTTOM TRANSMIT GROUND RECEIVE T B - SENSOR TERMINAL RELAY TERMINAL (200C) FIG 3.6.1 3.4. It is good practice to test the operation of the gauge at this point.

  • Page 6: Program The Display

    Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL The display plug-in screw plug is labeled for relay 1-4 terminals. See Fig 3.6.1. 3.7. Program the display for the required alarm points and control relay settings referring to the following instructions and the programming mode menu supplied separately.
  • Page 7 Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL the alarm may “hunt”. Set the audio alarm on or off. If no LOW LEVEL ALARM is required, set the trip and release values to zero and the audio to off.

  • Page 8: Operation And Troubleshooting

    Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL When in display mode press ENTER to check which units are being displayed: Foot (decimals) Percent of the sensor length Meters The display returns to numeric level when ENTER is released.

  • Page 9: Diagnostic Mode Menu

    Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL 4.2. State Table and Troubleshooting HIGH LOW LEVEL AUDIO CORRECTIVE ACTION DISPLAY LEVEL Display is loading software upon power Display is not reading sensor; check all cable connections to sensor.

  • Page 10: Specifications

    Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL The second value is the length of the sensor in 1 ½” increments. 5. SPECIFICATIONS 5.1. LEVEL DISPLAY Display – rated for dry locations, –30 F to 100 F, four digit LED, and programmable HIGH and LOW level visual and audible alarms.

  • Page 11: Warranty

    Aquatic Sentry shall be responsible only for actual loss or damage suffered and then only to the extent of Aquatic Sentry’s invoiced price. Within the warranty period we shall repair, refurbish or replace, at our...
  • Page 12 Sentry LIQUID LEVEL GAUGE MODEL 200 or 200C OWNER MANUAL www.aquaticsentry.com PRINTED IN CANADA REV 1.7 SEPT08 PAGE 12 OF 12...

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200c

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