Duct Temperature Transmitter

Part Number: BA/

List Price Starting At: $132.00
Buy / Configure
Duct Temperature with BAPI-Box Crossover

Duct Temperature Sensors with T1K Transmitter feature closed cell foam to seal the probe insertion hole, mounting tabs for easy installation and etched Teflon  lead wires and double encapsulated sensors to create a watertight package. They come in probe lengths from 2” to 18” or custom lengths. Duct Temperature Transmitters come with a Junction Box or the new BAPI-Box Crossover enclosure with green power LED.

  • T1K Temperature Transmitter
  • Probe Lengths: 2″, 4”, 8”, 12”, 18” or Custom Lengths

Popular Configurations
  • J-Box Enclosure

Datasheet for Submittal

Datasheet with Pricing

Instruction Sheet

Special Document

  • T1K Transmitter Temperature Ranges

    BAPI has available and verified the following temperature ranges for the T1K Temperature Transmitter. Ranges are sorted by span, low temperature first. Fahrenheit ranges are on the left and Celsius ranges on the right. Any …

  • IEC Enclosure Ratings Overview – Application Note

    The IEC (International Electrotechnical Commision) is an international committee that developes and publishes its recommendations for standardising international wiring devices and products. Ingress Protection (IP) is the grades of protection against external solids contacting the …

  • NEMA Enclosure Ratings – Application Note

    The National Electrical Manufacturers Association (NEMA) Standards Publication No. 250 defines 13 different enclosure “types” for non-hazardous locations.  These NEMA types define the applications and the environmental conditions that enclosures are designed to protect against …

  • BAPI Commits to RoHS Compliance – Application Note

    Building Automation Products, Inc. (BAPI), a leading manufacturer of HVAC/R control system sensors and peripherals, is committed to environmentally responsible manufacturing practices. BAPI has been working since early 2005 to remove environmentally harmful materials from …

  • Temperature Transmitter NIST Traceable Certificate of Calibration Overview – Application Note

    Shown below is an NIST Traceable Certificate of Calibration for a recent T1K Temperature Transmitter order. Each transmitter is calibrated for its range using precision resistors.  A Class A RTD is given a unique serial number …

  • UL94 Flammability Rating – Application Note

    All of BAPI’s indoor sensor bodies and transmitter enclosures are made from UL94, V-0 rated plastics. UL94 serves as a preliminary indication of a plastic’s acceptability for use as part of a device or appliance with …

  • The Science of 4 to 20 mA Current Loops – Application Note

    Current Loop History Many of us still remember the days of pneumatic control; some of us still use pneumatic control systems.  Ratio controllers, PID controllers, temperature sensors and actuators are powered by compressed air.  Three to …

  • Designing 4 to 20 mA Current Loops – Application Note

    This document describes how to manage the voltage drops in a 4 to 20 mA current loop, and how to determine the proper power supply voltage for the loop. 4 to 20 mA Current Loop Overview The …

  • 4 to 20 mA Current Loop Configurations – Application Note

    This document describes five of the most basic 4 to 20 mA current loop configurations: 1. A two-wire transmitter with external power and an external resistor 2. A two-wire transmitter with controller power and a 4 to …


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