Mini pH Controller
$229.99The 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
- Fire Retardant Casing
- BNC Connection
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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.”
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.
Front ViewInstallation cut-out dimensions are provided as well as outside panel dimensions. |
Side ViewAdjustable location brackets allow the controller to slide easily and securely into place. |
Resources
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Specifications
Specification Name Detail SKU BL981411 pH Range 0.0 to 14.0 pH pH Resolution 0.1 pH pH Accuracy (@25°C/77°F) ±0.2 pH Calibration manual, through CAL (offset) trimmer Dosing Relay maximum 2A (fuse protected), 250 Vac, 30 VDC Dosing Selection acid or alkaline contact open=acid dosage=relay ON if measurement > setpoint contact closed=alkaline dosage=relay ON if measurement < setpoint Setpoint adjustable from 0 to 14 pH Overtime adjustable, typically from 5 to approximately 30 minutes Input Impedance 10^12 Ohm 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.) Ordering Information Supplied with mounting brackets, transparent cover and instruction manual. Recommended Probe HI1001 PVDF body pH electrode with 1/2” NPT thread, BNC connector and 3 m (9.8’) cable for continuous flow-thru monitoring (not included). - Product Manuals