Hanna BL931700 Mini pH Controller
$ 0.73
Description The Hanna BL931700 pH mini controller is a compact, panel-mounted device with a unique 4-20 mA analog output for recorder connection, ideal for continuous pH monitoring and control in space- or cost-limited applications. This advanced Hanna BL931700 pH mini controller offers precise two-decimal display, manual calibration, and configurable dosing for acid or alkaline solutions Specification Detail SKU BL931700 pH Range 0.00 to 14.00 pH pH Resolution 0.01 pH pH Accuracy (@25°C/77°F) ±0.02 pH Calibration manual, through offset and slope trimmers 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 Recorder Output 4 to 20 mA, accuracy ±0.20 mA, 500 Ω maximum load Input Impedance 10^12 Ohm Power Supply BL931700-0: 12 VDC adapter (included) BL931700-1: 115/230 VAC 50/60Hz Dimensions 83 x 53 x 99 mm (3.3 x 2.1 x 3.9′) Weight BL931700-0: 200 g (7.1 oz.) BL931700-1: 300 g (10.6 oz.) Ordering Information Supplied with mounting brackets, transparent cover and instruction manual. Recommended Probe HI1001 PVDF body pH electrode with 1/2in. NPT thread, BNC connector and 3 m (9.8′) cable for continuous flow-thru monitoring (not included).
