MODEL: WL40EW2KR

WL40EW2KR SPECIFICATIONS

ES-9113 Rev.0 Page 2/6

http://www.m-system.co.jp/

TX (STP, Category 5e)

Max. length of fieldbus segment: 100 meters

Ethernet indicator LED: Link, Link100

WIRELESS SPECIFICATIONS

Communication Standard: IEEE 802.15.4g

Frequency: 920MHz band (920.5 - 923.5 MHz)

Max. Transmission power: 12.5mW (limited in some

channels)

Bandwidth: 400 kHz

Modulation: GFSK

Baud rate: Max. 100 kbps

Channels: 1 to 14ch

Security: 128bit AES

Indicator LEDs: 920Run, 920Link

Number of child devices: Max. 100

Protocol: Modbus-RTU

Communication module: Coordinator module incorporated

(Oki Electric Industry Co., Ltd. )

Radio parameters setting: by Web browser

Max. transmission distance (optical): Approx. 1 km

Antenna

•Sleeve antenna (Model: MH920-ANT-F (S))

Indoor use

Non-waterproof

Non-directional

Gain: 3.0dBi max.

•Rooftop antenna (Model: MH920-ANT-F (R))

Outdoor/indoor use

Cable length: 2.5 m

Waterproof performance: IPx6 (except connector)

Non-directional

Gain: 2.0dBi max.

INSTALLATION

Current consumption:

24 V DC: ≤ 90 mA

12 V DC: ≤ 170 mA

Operating temperature: -20 to +60°C (-4 to +140°F)

Operating humidity: 10 to 90 %RH (non-condensing)

Atmosphere: No corrosive gas or heavy dust

Mounting: DIN rail

Weight

Unit: Approx. 270 g (0.60 lb)

Sleeve antenna (standard): 27 g (0.95 oz)

Rooftop antenna: 52 g (1.83 oz)

PERFORMANCE

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 1500 V AC @ 1 minute

(power input to Ethernet or FE1 to antenna connector)

STANDARDS & APPROVALS

KCC Korea Radio Waves Act

KN 301489-1

KN 61000-6-2

KN 61000-6-4