Cooper Bussmann BU-905U-L-T quick start Unit Specifications, Document information

Cooper Bussmann BU-905U-L-T Transmitter Quick Start Guide

Industry Canada: BU-905U-L Wireless I/O Module

RSS-119 - This device has been type accepted for operation by Industry Canada in accordance with RSS-119 of the Industry Canada rules. See the label on the unit for the specific Industry Canada certification number and any other certification designations.

NOTE: Any changes or modifications not expressly approved by Cooper Bussmann P/L could void the user’s authority to operate this equipment.

To operate this equipment legally the user must obtain a radio-operating license from the government agency. This is done so the government can coordinate radio users in order to minimize interference.

Safety information - FCC Notice

This device complies with Part 15.247 of the FCC Rules. Operation is subject to the following two conditions:

•This device may not cause harmful interference; and

•This device must accept any interference received, including interference that may cause undesired operation

NOTE: This equipment is suitable for use in Class 1 Division 2 groups A, B and C or non-hazardous locations only.

Unit Specifications

Input/Output	Number	Additional Information
Digital inputs	2	Dry-contact digital inputs slow-pulsed at 10Hz.
		All inputs are suitable for voltage free contacts (e.g., mechanical switches) or NPN transistor
		devices (e.g., electronic proximity switches).
		NOTE: PNP transistor device inputs are NOT suitable.
Analog Inputs	1	0-20mA differential input; 16-bit resolution, 0.1% accuracy, 10 ohm input impedance.
Thermocouple Inputs	1	J, K or T type thermocouple with on-board cold-junction compensation.
		Cold junction compensation accuracy ±1º over ambient temp range: -40º to +70ºC.
Power supply	1	9-30Vdc 1 Amp CSA certified Class 2 power supply. For use in Class I Div 2 hazardous locations,
		the power supply must be approved for Class I Div 2 use.
		WARNING: Explosion hazard - do not disconnect while circuit is live unless area is known
		to be non-hazardous.
Transmitter	1	1 Watt Frequency Hopping Spread Spectrum (FHSS) transmitter.
Frequency	902-928 MHz	Actual frequency range depends on country.

Document information

Quick Start Guide Cooper Bussmann BU-905U-L-T Wireless I/O Transmitter Unit Version 1.8

Cooper Bussmann Contact Details

Telephone 636-527-1270

Fax 636-527-1607

E-mailFuseTech@cooperindustries.com

Website www.cooperbussmann.com

3A1577Rev1.8 www.cooperbussmann.com/BussmannWirelessResources 7