Each unit is selectable for isolated 0-20 or 4-20 mA transmitter/recorder output; 110 or 220 VAC;
Each unit is selectable for isolated 0-20 or 4-20 mA transmitter/recorder output; 110 or 220 VAC; normally open or closed relays; and manual or automatic temperature compensation. The compact 1/4 DIN size fits into standard panel cutouts. The IP54 rated front panel keypad is weather resistant. Includes mounting hardware.
Features
Large dual LCD shows dissolved oxygen plus temperature simultaneously
Two set point, two SPDT relay operation — choose from lo/lo hi/lo or hi/hi control
Three control modes: on/off, proportional pulse length or proportional pulse frequency
0 to 2000 second time delay adjustment on all relays
Separate alarm relay alerts you to set points exceeded for a specific length of time or a failed temperature sensor
Push button one- or two-point calibration
Key in salinity and pressure manually—controller automatically calculates offset values
Selectable readout in mg/l, ppm or % saturation
Selectable Manual or Automatic Temperature Compensation
Separately adjustable high and low set point hysteresis bands
0-20/4-20 mA transmitter/recorder output for hard copy recording
Two level password protection prevents tampering with settings
LED indicators signal control activities to monitor controller status
Built-in memory backup
CAT NO.
MODEL
DEscRIPTION
AVAIL
PRICE
AK352011
WD-35201-00
1/4 DIN DO CONTRL (DISSOLVED OXYGEN)70 VAC
Yes
1,432,080
AK352012
WD-35201-05
1/4 DIN DO CONTRL (DISSOLVED OXYGEN)220 VAC
Yes
1,432,080
AK352013
WD-35201-50
INDUSTRIAL DO GALVANIC PROBE 0-40 PPM
Yes
Call 031-777-1588
AK9461017
WD-35100-90
POWER CORD; 3 FT W/BARE LEADS,70VAC
Yes
14,256
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