Chapter 1: Installation
CDC4 Door Controller Installation and Programming Manual 39
Operating temperature
The operating room temperature for CDC4 is 0 to +50°C. It is recommended that
if CDC4is to operate for prolonged periods in an operating environment with a
room temperature above +40°C, derate the user current drawn from CDC4
according to the chart in Figure 20 below.
Figure 20: Power derating chart