Hanna Instruments Australia
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Sales: (03) 9769 0666   |    Mon to Fri: 8:30am – 5:00pm
Hanna Instruments Australia
Sales: (03) 9769 0666   |    Mon to Fri: 8:30am – 5:00pm

pH Mini Controller – BL981411-115/230VAC

$430.12

The BL981411 is a compact, pH process controller designed for applications where space or cost is important. The device contains a high impedance pH input and may be used with any pH electrode with a standard BNC connector. It’s adjustable dosing relay may be configured to dose above or below a user programmable pH setpoint. Users may choose from automatic or manual dosing modes allowing for easy maintenance and troubleshooting.

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’s high impedance pH input may be used with any pH electrode with a standard BNC connector.

BL981411

Adjustable Dosing Relay

The BL981411 features a dosing relay which may be configured to dose above or below a user programmable pH 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.”

BL981411

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.

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.

BL931700

Front View

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

BL931700

Side View

Adjustable location brackets allow the controller to slide easily and securely into place..

SKU BL981411-1
Name pH Mini Controller – BL981411-115/230VAC
pH Range 0.0 to 14.0 pH
pH Resolution 0.1 pH
pH Accuracy ±0.2 pH
pH Calibration manual, through CAL (offset) trimmer
pH Dosing Relay maximum 2A (fuse protected), 250 Vac, 30 VDC
pH Dosing Set Point acid or alkaline
contact open=acid dosage=relay ON if measurement > setpoint
contact closed=alkaline dosage=relay ON if measurement < setpoint
Installation Category II
Power Supply BL981411-0: 12 VDC adapter (included);
BL981411-1: 115/230 VAC; 50/60Hz
Dimensions 83 x 53 x 99 mm (3.3 x 2.1 x 3.9”)
Weight BL981411-0: 200 g (7.1 oz.);
BL981411-1: 300 g (10.6 oz.)

BL981411-0 (12 VDC) and BL981411-1 (115/230V) are supplied with mounting brackets, transparent cover and instruction manual.

pH Mini Controller – BL981411-115/230VAC

All prices are inclusive of GST and not all items are stock items, if you require an immediate solution please send an email to sales@hannainst.com.au or call us on (03) 9769 0666.


Free standard delivery:

We offer free delivery within Australia, typically arriving within 5 to 7 days. Delivery times may vary depending on the courier service and the recipient’s location.


Same-day express delivery:

Place your order before 1 PM Monday to Friday for the same-day express shipping. Delivery times may vary depending on the courier service and the recipient’s location.

Please note that we do not offer shipping to PO Box addresses.

All prices are inclusive of GST and not all items are stock items, if you require an immediate solution please send an email to sales@hannainst.com.au or call us on (03) 9769 0666.

Please note that we do not offer shipping to PO Box addresses.