MODEL: WL40MW1TH

WL40MW1TH SPECIFICATIONS

ES-9116 Rev.0 Page 2/6

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

Status indicator LED: ERR, RD, SD

Max. no. of connections at once: 31

Transmission setting: PC configurator software

Data: RTU (Binary)

Baud rate: 4800, 9600, 19.2k, 38.4 k (bps)

Parity: None, even or odd

Stop bit: 1 or 2

WIRELESS SPECIFICATIONS

Communication Standard: IEEE 802.15.4g

Frequency: 920MHz band (920.2 - 924.8 MHz)

Max. Transmission power: 20mW

Bandwidth: 400 kHz

Modulation: GFSK

Baud rate: Max. 100 kbps

Channels: 1 to 8ch

Security: 128bit AES

Indicator LEDs: 920Run, 920Link, 920ERR

Protocol: Modbus-RTU

Communication module: Router module incorporated (Oki

Electric Industry Co., Ltd. )

Radio parameters setting: by PC configurator software

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: ≤ 70 mA

12 V DC: ≤130 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. 260 g (0.57 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 Modbus to FE1 to antenna connector)

STANDARDS & APPROVALS

NBTC, Thailand Radio Waves Act