Geotech 4-20mA Display Installation And Operation Manual

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4-20mA Display

Installation and Operation Manual

Rev 4/3/2019 Part # 12050769

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Summary of Contents for Geotech 4-20mA Display

Page 1 4-20mA Display Installation and Operation Manual Rev 4/3/2019 Part # 12050769...
Page 3: Table Of Contents
Table of Contents DOCUMENTATION CONVENTIONS ..............2 Section 1: System Description ................3 Function and Theory ..................3 Section 2: System Installation ................4 Wiring the transducer ..................4 Setting Display Units ..................5 Section 3: System Operation ................9 Quick Start Guide ....................
Page 4: Documentation Conventions
DOCUMENTATION CONVENTIONS This uses the following conventions to present information: An exclamation point icon indicates a WARNING of a situation or condition that could lead to personal injury or death. You should not proceed until you read and thoroughly understand the WARNING message.
Page 5: Section 1: System Description
Section 1: System Description Function and Theory The Geotech 4-20mA Display is a display for 4-20mA sensors. Specifically designed for harsh environments, the LED screen displays clear pressure or water level read outs while the sensor is attached. System Components...
Page 6: Section 2: System Installation
Section 2: System Installation Wiring the transducer Open the connector. Remove all internal components of the connector. Slide the components separately over the cable. Ensure 1/8” of the cable is past the rubber part of the strain relief.
Page 7: Setting Display Units
The transducer is now be ready to use with the 4-20mA Display. The 4-20mA display comes pre-set from Geotech to operate with a 0-30 PSI transducer and display PSI. If a different range is used (i.e. 0-50PSI) or you would like the display to show water level, use the following steps to change the display.
Page 8 Select 4-20mA and press the ACK key to confirm the selection input.  This is the default option. If 4-20mA is not the default, press the MAX key to scroll through the choices. Press the ACK key to access the Decimal Point menu. Select the decimal place by pressing the MAX key.
Page 9 11. Press the ACK to access the Input 1 menu.  This input represents 0% of the process variable.  The default value of 4.00mA should be sufficient for most applications. 12. Press the ACK key to accept. 13. Press the ACK key to access Display 1. ...
Page 10 17. At this point it will be determined if the meter will display PSI or Feet. If the meter is to display in PSI then set the display number to the max PSI rating on the sensor using step #18. Ex.
Page 11: Section 3: System Operation
Section 3: System Operation System will display reading while powered ON. The battery depletes after approximately 8 hours. Recharge the system by turning the ON/OFF switch to the OFF position, unplug the transducer, and plug in the power cable (provided with the unit) until the charging light turns green.
Page 12: Section 5: System Troubleshooting
Problem: Display not receiving a signal from the transducer. Solution: Verify wiring according to Figure 1-1 Problem: No display Solution: Power unit OFF and ON. If the screen remains blank, contact Geotech. Solution: Charge unit. Problem: Water in the enclosure.
Page 13: Section 6: System Specifications
Section 6: System Specifications LED Panel Meter .56”, 4 digits, red LED Display Digit Height (14.2mm) Display Category LED, Single Line Transmitter Power None Operating Temperature 32°F - 149°F Range (0°C - 65°C) Power 85-265 VAC, 90-265 VDC Output Options 4-20 mA Input Current (4-20 mA), Voltage (0-10 V) Thermocouple,...
Page 14 Notes...
Page 15: The Warranty
Geotech agrees to repair or replace, at Geotech’s option, the portion proving defective, or at our option to refund the purchase price thereof. Geotech will have no warranty obligation if the product is subjected to abnormal operating conditions, accident, abuse, misuse, unauthorized modification, alteration, repair, or replacement of wear parts.
Page 16 Geotech Environmental Equipment, Inc. 2650 East 40th Avenue Denver, Colorado 80205 (303) 320-4764 ● (800) 833-7958 ● FAX (303) 322-7242 email: sales@geotechenv.com website: www.geotechenv.com...