Environmental Requirements

For proper operations, the MERLIN Messaging System installation site must meet the environmental requirements described in the table below.

Condition Requirement
Relative Humidity 15% - 90% non-condensing
Temperature Range 32° F to 122° F (0° C to 50° C)
Air Quality Dust-free area (preferably in an office environment)
Environment No exposure to liquids. Avoid areas near drinking fountains, coffee makers, etc.
Power Supply

For the USA, Canada and other countries that use a USA-type outlet (nominal voltage 117 VAC), the communications system must have a 391A3 or newer power supply module installed in the same carrier in which the MERLIN Messaging System module is installed.

In countries with nominal voltage of 220 VAC, a 391B2 or newer power supply module is required in the same carrier in which the MERLIN Messaging System module is installed.