HI-8931BN Panel Mounted Conductivity Controller

৳ 70,000

Make process monitoring easy and affordable with a mid-range controller from our analogue process control series.

Extremely accurate and simple to install, Hanna’s mid-range controllers offer economical, constant monitoring of pH, Oxidation Reduction Potential (ORP), Electrical Conductivity (EC), and Dissolved Oxygen. The compact, easy-to-use controllers are designed to consistently perform in most environments and conditions twenty-four/seven.


EC Range HI-8931AN: 0.0 to 199.9 mS/cm
HI-8931BN: 0.00 to 19.99 mS/cm
HI-8931CN: 0 to 1999 µS/cm
HI-8931DN: 0.0 to 199.9 µS/cm
EC Resolution HI-8931AN: 0.1 mS/cm
HI-8931BN: 0.01 mS/cm
HI-8931CN: 1 µS/cm
HI-8931DN: 0.1 µS/cm
EC Accuracy ±2% F.S. (excluding probe error)
EC Calibration manual, two point, through offset and slope trimmers
EC/TDS Temperature Compensation automatic, 0 to 60°C with β=2%/°C; see also transmitter HI-8936
Input Channels DIN (probe) or 4-20 mA (transmitter)
EC/TDS Probe HI-7635 for in-line applications or HI-3001D for flow-thru (not included)
Alarm Relay Range HI-8931AN: 0.0 mS and 100.0 mS
HI-8931BN: 0.00 mS and 10.00 mS
HI-8931CN: 0 µS and 1000 µS
HI-8931DN: 0.0 µS and 100.0 µS
Dosing Control OFF/AUTO/ON with selection switch
Over Dosing Control adjustable, from 5 min to 60 min at front or disable by wire strap – on rear panel
Digital Input Signal HI-8931AN: HI-8936A / A
HI-8931BN: HI-8936B / BL
HI-8931CN: HI-8936C / CL
HI-8931DN: HI-8936D / DL
Backlight continuous on
Enclosure flame retardant ABS body and front panel; transparent splash-proof front cover
Panel cut out 141 x 69 mm (5.6 x 2.7”)
Recorder Output 0 to 20 mA or 4 to 20 mA (isolated)
Set Point 1, Isolated, 2A, max. 240V, resistive load, 1,000,000 strokes; range: 0.0 to 199.9 mS/cm; 0.00 to 19.99 mS/cm; 0 to 1999 µS/cm; 0.0 to 199.9 µS/cm
Power Supply 230 VAC ±10%; 50/60 Hz
Environment -10 to 50°C (14 to 122°F); RH max 95% non-condensing
Weight 1 kg (2.2 lbs.)
Ordering Information The HI-8931 series is supplied with mounting brackets and instructions.


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