The BL983317 is a compact, easy to handle, efficient, conductivity process controller 
designed for applications where space or cost is important. The device features a 
large LCD and protective casing. Users may choose from automatic or manual dosing
 modes allowing for easy maintenance and troubleshooting. It has a measuring range 
of 0.00 to 10.00 mS/cm.
 

Large Clear LCD
A large LCD clearly displays the parameter you are monitoring.
Fire Retardant Casing
Special materials provide additional protection in the event of an emergency.

Splash Resistant Cover
A clear plastic cover protects the face panel from dirt or chemicals.
Fixed Dosing Relay
The BL983317 features a dosing relay fixed to have the contact closed when below a user programmable mV setpoint.
Selectable Overdose Protection
The mini controller may be programmed to deactivate a valve, pump, or connected device if its activation continues over 
a selected time; adjustable from 5 to 30 minutes.
Selectable Control Override
With the flick of a switch, normal “Auto” operation may be overridden turning your connected device “Off” from operation 
or always “On.”
Fuse Protected Dosing Contacts
The mini controller is protected for up to a 2A load from a connected pump or device.
Easy Peripheral Connection
Quick-connect terminal blocks provide for easy connection to power, communication, dosing control, or sensors.

Front View
Installation cut-out dimensions are provided as well as outside panel dimensions.

Side View
Adjustable location brackets allow the 
 
Specifications






Range
0.00 to 10.00 mS/cm

Resolution
0.01 mS/cm

Accuracy (@25°C/77°F)
±2% full scale

Calibration
manual, with CAL trimmer

Dosing Relay
maximum 2A (fuse protected), 250 Vac, 30 VDC

Dosing Selection
contact closed when measure < setpoint

Setpoint
adjustable from 0 to 10 mS/cm

Overtime
adjustable, typically from 5 to approximately 30 minutes

Temperature Compensation
automatic from 5 to 50°C (41 to 122°F) with beta =2%/ºC

Power Supply
models “-0”: 12 VDC adapter (included)
models “-1”: 115/230 VAC; 50/60Hz

Dimensions
83 x 53 x 99 mm (3.3 x 2.1 x 3.9’’)

Weight
models “-0”: 200 g (7.1 oz.)
models “-1”: 300 g (10.6 oz.)

Ordering Information

BL983317-0 (12 VDC) and BL983317-1 (115V) are supplied with mounting brackets,
 transparent cover and instruction manual.