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TM
95 Krif Road
Page 1 of 16
Keene, NH 03431
(800) 283-1141 or (800) 828-9089
EFax: (603) 352-7649
sales@pacer-instruments-usa.com
or
sales@miltronics.com
Model THT500
User Manual
THT500 User Manual
Miltronics Mfg. Svcs., Inc.
Rev 2.1
www.pacer-instruments-usa.com
01-Aug-2019
www.miltronics.com

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Summary of Contents for Miltronics THT500

  • Page 1 95 Krif Road Page 1 of 16 Keene, NH 03431 (800) 283-1141 or (800) 828-9089 EFax: (603) 352-7649 sales@pacer-instruments-usa.com sales@miltronics.com Model THT500 User Manual THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...
  • Page 2: Warranty

    This manual is provided by Miltronics Mfg., Inc. without any kind of warranty. Precautions have been taken in accurately preparing this manual;...
  • Page 3: Important Safety Information

    However, there is no guarantee that interference will not occur in a particular situation. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...
  • Page 4 WEEE – Waste Electrical and Electronic Equipment 2002/96/EC Miltronics Mfg. Svcs., Inc. asks that all our products to be recycled at the end of their current use, to comply with local waste requirements. Miltronics supports local Waste Electrical and Electronic Equipment (WEEE) directives where they are in operation.
  • Page 5 Only insert round, appropriate sized cables into the Liquid Tight Cord Grips. Use of non-round, double cables/wires, or too small cabling may reduce the IP rating and cause damage. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com...
  • Page 6 NOTE: If the vane assembly head or probe head requires cleaning we recommend a fine mist of isopropyl alcohol and a fine long-haired brush or send the unit in or servicing. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com...
  • Page 7 INTRODUCTION The THT500 humidity-temperature transmitters supply accurate humidity and temperature (THT500) data from a room or process air source on a continuous basis to a computer, chart recorder, printer, and meter or control circuit. Every instrument has terminals for both DC and AC power, and 0-1V, 0-5V and 4-20mA outputs.
  • Page 8: Specifications

    1KΩ Enclosure: ABS plastic, NEMA Class 4 Dimensions: Housing: 4.8” x 4.8” x 2.2” Probe: 4.5” x 1” diameter Weight: 18 ounces Options: #3901 Sintered-metal filter: Harsh environments THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...
  • Page 9: Mounting The Transmitter

    (800) 283-1141 or (800) 828-9089 EFax: (603) 352-7649 sales@pacer-instruments-usa.com sales@miltronics.com INSTALLATION AND SETUP FOR THT500 MOUNTING THE TRANSMITTER Mount transmitter on a secure surface. The recommended screw size is a #8 x ¾” (or longer) tapping screw. Note: Make all connections with Power Off. Remove cover to attach Transmitter to mounting area and to attach power and signal cables.
  • Page 10: Power Hookup

    Protect the probe with a sintered- metal filter (optional) if dust or spray is present. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com...
  • Page 11: Replacing Cover

    REPLACING COVER Use care not to damage the seal. DISPLAY SWITCH Shown on the diagram but no longer available *NOTE: Be sure to tighten screws above slots when finished. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019...
  • Page 12 Display Connections 2 3 4 Connector Note: Processor, DIP switch, Display Connector and other items on left of board are not installed anymore. For reference only. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...
  • Page 13 APPENDIX B – No Longer Available In order to insure the proper calibration, all custom-length cables for the THT500 must be ordered at the time the transmitter is purchased; or the unit must be returned for calibration. The maximum length for probe cables is 150 ft.; please consult manufacturer if longer cable is required.
  • Page 14 95 Krif Road Page 14 of 16 Keene, NH 03431 (800) 283-1141 or (800) 828-9089 EFax: (603) 352-7649 sales@pacer-instruments-usa.com sales@miltronics.com Notes: THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...
  • Page 15 95 Krif Road Page 15 of 16 Keene, NH 03431 (800) 283-1141 or (800) 828-9089 EFax: (603) 352-7649 sales@pacer-instruments-usa.com sales@miltronics.com Notes: THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...
  • Page 16 Copyright ©2019, Miltronics Mfg., Inc. Miltronics, Pacer Instruments, AT400, TAT420, THT500, the Miltronics Mfg., Inc. logo and the Pacer Instruments logo are trademarks of Miltronics Mfg., Inc. THT500 User Manual Miltronics Mfg. Svcs., Inc. Rev 2.1 www.pacer-instruments-usa.com 01-Aug-2019 www.miltronics.com...

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