
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:
24VDC standard
1
12VDC energy save mode
2
WS200-UMB
ca. 50 mA / 1.2VA
ca. 16.5mA / 0.2VA
WS300-UMB, WS301-UMB
ca. 145 mA / 3.5VA
ca. 16.5mA / 0.2VA
WS400-UMB
ca. 170 mA / 4.1VA
ca. 17.5mA / 0.2VA
WS500-UMB, WS501-UMB
ca. 150 mA / 3.6VA
ca. 16.5mA / 0.2VA
WS600-UMB
ca. 175mA / 4,2VA
ca. 17.5mA / 0.2VA
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.