Operating Manual Compact Weather Station
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany 35
13 Technical Data
Power supply: 24VDC +/- 10%
12VDC with restrictions (see page 23)
Current consumption and power input - sensor:
Current consumption and power input - heating:
WS200-UMB 833 mA / 20VA at 24VDC
WS400-UMB 833 mA / 20VA at 24VDC
WS500-UMB, WS501-UMB 833 mA / 20VA at 24VDC
WS600-UMB 1.7 A / 40VA at 24VDC
Dimensions including mounting bracket:
WS200-UMB Ø 150mm, height 194mm
WS300-UMB Ø 150mm, height 223mm
WS301-UMB Ø 150mm, height 268mm
WS400-UMB Ø 150mm, height 279mm
WS500-UMB Ø 150mm, height 287mm
WS501-UMB Ø 150mm, height 332mm
WS600-UMB Ø 150mm, height 343mm
Weight including mounting bracket, excluding connection cable:
WS200-UMB ca. 0.8 kg
WS300-UMB ca. 1.0 kg
WS400-UMB, WS301-UMB ca. 1.3 kg
WS500-UMB ca. 1.2 kg
WS600-UMB, WS501-UMB ca. 1.5 kg
Fastening: Stainless steel mast bracket for Ø 60 - 76mm
Protection class: III (SELV)
Protection type: IP64
Storage Conditions
Permissible storage temperature: -50°C ... +70°C
Permissible relative humidity: 0 ... 100% RH
Operating Conditions
Permissible operating temperature: -50°C ... +60°C
Permissible relative humidity: 0 ... 100% RH
Permissible altitude above sea level: N/A
RS485 interface, 2 wire, half-duplex
Data bits: 8 (SDI-12 mode: 7)
Stop bit: 1
Parity: No (SDI-12 mode: even, Modbus mode none or
even)
Tri-state: 2 bits after stop bit edge
Adjustable baud rates: 1200, 2400, 4800, 9600, 14400, 19200
3
, 28800, 57600
(In SDI-12 mode, the interface is changed to meet the requirements of the standard.)
Housing: Plastic (PC)
1
Factory setting; recommended setting
2
This setting must be set in the device configuration. For maximum energy saving, a device with version 025 or
higher is required (last position of the serial number).
3
Factory setting; baud rate for operation with ISOCON-UMB and firmware update.
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