Hach-Lange EVITA OXY User Manual - Manual (Page 50)

48
Technical Data
Transmitter
Measurement Clark’s principle
Transmitter cable Two-wire, screened cable 2 x 0.75 mm 2 (18 AWG) cable, length 10 m (33’)
Supply voltage Min. 12 Vd.c. - max. 30 Vd.c.
HART
® : max. ripple (47 Hz - 125 Hz): 0.2 V p-p
max. noise (500 Hz - 10 kHz): 1.2 mV rms
Power consumption Max. 720 mVA
Current output 3.80-24 mA
Time constant 10-300 s (default 40 s)
Digital communication HART ® communication superposed on current output
Alarm signal On current output (see section “Trouble shooting”)
Measuring range (can be
confi gured) Transmitter:
OXY 3150:
4 - 50 ppm or mg/l; 40 - 500 %
OXY 4100/4150: 0 - 50 ppm or mg/l; 0 - 500 %
Min. span: 1 ppm or mg/l; 10 %
Sensor (recommended values to maintain operating life):
OXY 1100, 25 µm:
0.002 - 2 ppm
OXY 1100, 50 µm: 0.1 - 10 ppm
OXY 1100, 125 µm: 2 - 50 ppm
Temperature range Transmitter:
Operation:
-40°C - +60°C (-40°F to 140°F)
Storage/transport: -40°C - +70°C (-40°F to 158°F)
Sensor:
Operation:
0°C - +50°C (32°F to 122°F)
Storage/transport: 0°C - +70°C (32°F to 158°F)
Measured media: 0°C - +40°C (32°F to 104°F)