Mounting
11
non-condensing)
2) Power requirement: The power input is within the voltage range of the switch.
3) Grounding resistance: <5
4) No direct sunlight, distant from heat source and areas with strong electromagnetic
interference.
5) Devices are to be installed in an authority certified enclosure and accessible only by the
use of a tool.
6) Devices should be installed and accessed by service personnel or users who have been
instructed about the reasons for the restrictions applied to the location and about any
precautions that shall be taken.
3.2.1 DIN-Rail Mounting
DIN-Rail Mounting
Step 1: Select the mounting position for the device and guarantee adequate space and heat
dissipation.
Step 2: Insert the connecting seat onto the top of the DIN rail, and push the bottom of the
device inward and upward to ensure the DIN rail fits in the connecting seat. Make sure the
device is firmly installed on the DIN rail, as shown in the following figure.
Figure 12 DIN-Rail 2 Mounting
DIN-Rail Dismounting
Step 1: Insert the head of a screwdriver into the opening of the spring locking piece at the
bottom from the left. Lift the handle of the screwdriver to open the spring locking piece of the
