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Chapter 21: The IDEXX-DR* Relay Box
1. On the front of the relay box, use the tip of a pen or pencil to press the switch to the left of the
Test LED. The LED should turn green.
2. While still pressing the Test switch, press the foot or hand switch as you usually do to prep the
system. The Test LED should blink now, but still be green.
3. While still pressing the Test switch, press the foot or hand switch as you usually do to expose.
The yellow X-Ray Exposure LED should be on exposure.
4. Release the Test switch and foot or hand switch.
21.5 Technical, Cleaning and Safety Information
For your protection and for the protection of the equipment, use the IDEXX-DR* Relay Box scanner
only in the manner outlined in this operator’s guide.
The relay box is designed for use with generators for which the switch voltage and current are below
either 30VDC, 1A or 240VAC, 4A.
Observe the following:
• Do not allow the DR Relay Box to be immersed in water or fluids.
• Protect from splashing by mopping, spills, or animal waste.
• Do not pull on wires or allow wires to become entangled.
• Protect the wires from chewing by animals.
• No user serviceable parts are inside.
21.5.1 Symbols
The following symbols are displayed on the relay box:
Direct current
Caution (refer to operator's guide)
21.5.2 Relay Box Power Source Caution
The IDEXX-DR relay box requires 5VDC, 150mA, which is supplied from the DR
controller box.
It is not independently powered.
Do not substitute other devices or power supplies with this unit.
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