Define Instruments Bridge Key Communications Kit

PC connection to all USB-programmable Define Instruments, required for Zen, Javelin, Twin Link, Sentry, Merlin, Pathfinder & TM Series.

$59.00
Effective April 10, 2025, a 10% surcharge will be added to the purchase of all Define Instruments products. The surcharge will appear as a separate line item on the order.

View Company Reviews
Part Number
  • Bridge Key
Manufactured
Includes
Availability
  • 35 in stock
Product Manual

Features

  • Easy software programming
  • WorkBench software is for Zen products only
    • ToolBox is for all others
  • One kit can be used to program multiple transmitters
  • 5-year guarantee
  • CE approved

What's in the Box

  • USB bridge key
  • Interface cable (2.3ft)
  • Head-mount adapter
  • USB extension cable (3.3ft)

This product is an accessory for the following products:

Define Instruments G3 IoT Edge Controller and Data Logger
Define Instruments G3 IoT Edge Controller and Data Logger

IoT edge processor with RS485 Modbus RTU master/slave communication port and Wi-Fi included.

Some Models in Stock
Starting at $580.00
Define Instruments Javelin Isolated Transmitter
Define Instruments Javelin Isolated Transmitter

Slim, loop powered signal conditioner that converts a 2-wire universal input to a 4-20mA output, UL listed.

In Stock
$159.00
Define Instruments Merlin Digital Indicator
Define Instruments Merlin Digital Indicator

Universal input panel meter with buttonless, 4-digit LED display that accepts universal AC/DC power supply and is UL listed.

Some Models in Stock
Starting at $219.00
Define Instruments Point-to-Point Wireless Repeater
Define Instruments Point-to-Point Wireless Repeater

Extends the wireless range of the Twin Link by relaying data between the input and output nodes.

In Stock
$236.00
Define Instruments Sentry Trip Amplifier
Define Instruments Sentry Trip Amplifier

Accepts universal input signal types, offers two relay outputs for alarming, and optional 4-20mA output.

Some Models in Stock
Starting at $278.00
Define Instruments TM-2DLI Isolated Transmitter
Define Instruments TM-2DLI Isolated Transmitter

Loop powered signal conditioner that converts a 2-wire universal input to a 4-20mA output.

In Stock
$159.00
Define Instruments TM-2HL Temperature Transmitter
Define Instruments TM-2HL Temperature Transmitter

Non-isolated, loop powered transmitter that head mounts to an RTD probe and outputs a 4-20mA signal.

In Stock
$58.00
Define Instruments TM-2HLI Temperature Transmitter
Define Instruments TM-2HLI Temperature Transmitter

Isolated, loop powered transmitter that head mounts to an RTD or thermocouple and outputs a 4-20mA signal.

In Stock
$98.00
Define Instruments TM-4DPI Isolated Transmitter
Define Instruments TM-4DPI Isolated Transmitter

User powered transmitter that accepts 4-wire universal input and generates a current or voltage output.

In Stock
$199.00
Define Instruments Twin Link Point-to-Point Wireless System
Define Instruments Twin Link Point-to-Point Wireless System

P2P-I accepts 2 universal isolated analog inputs & transmits wirelessly to P2P-O which converts them to 4-20mA isolated analog outputs.

In Stock
$614.00
Define Instruments Zen Data Logger
Define Instruments Zen Data Logger

Flexible 16-channel control and monitoring station that logs data onto a 1GB micro SD card.

Starting at $1,474.00
Define Instruments Zen RTU Mini Remote Terminal Unit
Define Instruments Zen RTU Mini Remote Terminal Unit

Compact DIN rail mount design, analog signal transmitter with 4 isolated universal inputs.

Some Models in Stock
Starting at $844.00
Define Instruments Zen RTU Remote Terminal Unit
Define Instruments Zen RTU Remote Terminal Unit

16 channel monitoring & control station with choice of isolated or non-isolated inputs.

Some Models in Stock
Starting at $755.00
Define Instruments Nimbus IoT Cloud Interface
Define Instruments Nimbus IoT Cloud Interface

2 4–20ma inputs (non-isolated), 4 digital inputs, direct wireless interface, optional RS485 ModBus RTU master/slave interface.

Some Models in Stock
RETIRED
Define Instruments Zen IoT Gateway & Data Logger
Define Instruments Zen IoT Gateway & Data Logger

IoT edge processor with real-time OS, up to 22 inputs/40 inputs/outputs, 8 Isolated outputs, RS485 ModBus RTU master/slave interface.

RETIRED