Hanna Instruments ORP Mini Controller with Analog Output

- 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.

- BNC Connection
The controller features a BNC connector that allows any ORP probe with a BNC connector to be used.


- Adjustable Dosing Relay
The BL932700 features a dosing relay which may be configured to dose above or 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."
- Analog Output Communication
The BL932700 features a 4 - 20 mA analog output for connection to a data logger, chart recorder, or other device.

- External Disabling Feature
A normally open contact may connect to a level controller or flow monitor. This safety feature may be used to prevent continuous dosing in the event of specific or undesired system conditions.

- Matching Pin Connection
An included matching pin option helps protect the sensor from ground loop effects that may lead to erratic readings or system damage.