WTP-100 Wireless Communications Link

WTP-100 Wireless Link - Pace Scientific

The Pace WTP-100 is a miniature Wireless Transceiver Pair that replaces the cable connection between the XR440 or XR5-SE Data Logger and computer.  The WTP-100 consists of two wireless modules.  One module plugs into a computer's USB port, and one module connects to a Pace XR440 or XR5-SE Data Logger.

  • Just plug and go!  No software installation or setup required.
  • Electrically isolates computer from XR440 or XR5-SE Data Logger.
  • Host Module connects to computer and is powered from USB port.
  • Remote Module connects to Data Logger using the IC209 Cable and is powered from battery or AC mains (Battery cable and AC Power Supply included).

WTP-100 Wireless Link - Specifications

Indoor Range Up to 100 ft (30 meters)
Outdoor Range Up to 300 ft (100 meters)
Power requirement, computer side Powered from USB port
Power requirement, remote side 5 to 12 vdc (Battery cable and AC Adapter provided)
Power consumption, remote side 60ma communicating

40ma connected, idle

25ma waiting to link with other side

Communication rate 9600 bps
Operating frequency 2.4 GHz
Operating temperature range -40°C to 80°C (-40°F to 176°F)
Overall size, computer side 2.0" x 0.73" x 0.43" (51 x 19 x 11 mm)
Overall size, remote side 2.9" x 1.2" x 0.7" (72 x 31 x 16 mm)


Part No. Description Price
WTP-100 Wireless Link

AC Adapter for Remote Module has US plug.


WTP-100-UK Wireless Link

AC Adapter for Remote Module has UK plug.


WTP-100-EU Wireless Link

AC Adapter for Remote Module has EU plug.


Included: Host Module, Remote Module, Battery cable with 9v battery snap and AC mains Power Adapter.

Weatherproof Cases configured for battery-powered Wireless Communications

A Pace Weatherproof Case with the -BP option can house a Pace data logger and includes a built-in battery holder for powering the Wireless Link.

Larger cases with the -BP option have larger battery holders providing longer Wireless Link battery life.  See page 3 of WTP-100 Instructions for estimated battery life.

Cases for XR5-SE

Cases for XR440

Alternate Configuration

The WTP-100 Remote Module can be configured (via switch setting) to enable a single Host Module to link to multiple Remote Modules.  See WTP-100 Instructions (below) for details.

WTP-100 Instructions PDF: 90 kB / Version 2.0, posted December 1, 2017

XR5-SE Data Logger

XR440 Data Logger

Ordering Details