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920MHz Band Wireless Device (Korea) USERS MANUAL EM-9121 Rev. 1
4. SELECTING DEVICES
Select wireless devices and accessories necessary to configure the network based on the following criteria.
4.1 WIRELESS DEVICE
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PARENT DEVICE: WL40EW2KR
The wireless I/O WL40KR series WL40EW2KR connects with an upper device (e.g. data acquisition device) via TCP/IP to collect
data from remote I/Os connected to wireless child devices.
Figure 4.1 Parent device
[Table 4.1] Specifications of parent device
ITEM
SPECIFICATIONS
Power input
24V DC or 12V DC
Current consumption
24V DC: ≤ 90mA
12V DC: ≤ 170mA
Operating temperature
-20 to +60°C (-4 to +140°F)
Mounting
DIN rail
Dimensions
105 mm × 60 mm × 107 mm (4.13 × 2.36 × 4.21 inch)
(excluding antenna and protrusions)