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nhadathanoi88
05-10-2016, 10:33 PM
Bộ điều khiển độ dẫn điện EC mini Hanna BL 983320-0
Hãng sản xuất: HANNA
Xuất xứ: Romania
Model: BL983320-0
Nguồn điện: 12 VDC
Giá: Liên hệ 0977.459.400
Clarkson BL983320-0
Conductivity Mini Controller @ 199.9 µS/cm 12VDC
Hanna Instruments BL 983320-0

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Description:
These HANNA® mini controllers have been specially designed for water conditioning and growing applications. Compact in size, they can be mounted in confined spaces or even right next to the vat or barrel containing the chemicals.
These meters permit automatic control of installations previously checked manually.
EC measurements are shown on the large display and the multicolored LED continuously indicates if the mini controller is in measurement, dosing or alarm mode. BL 983313 measures in the 0 to 1999 µS/cm range, BL 983320 measures from 0.0 to 199.9 µS/cm and BL 983322 from 0.00 to 19.99 µS/cm.
>>>Hanna BL 983320-0 (http://thietbidohanna.com/may-kiem-soat-do-va-dieu-chinh-do-dan-dien-ec-hanna/bo-dieu-khien-do-dan-dien-ec-mini-hanna-bl-983320-0-689.html)
You can also choose automatic or manual dosing mode with a switch on the front panel. Manual control is particularly useful
during maintenance operations, because it permits you to enable or disable the dosing relay according to your need. The
overtime control system advices you when the relay is active for too long, helping to prevent over dosage.

Specifications:
Range 0.0 to 199.9 µS/cm
Resolution 0.1 µS/cm
Accuracy ±2% F.S.
Probe HI 7634-00 (not included)
Temperature Compensation Automatic, 5 to 50°C (41 to 122°F) with ß = 2%/°C
Calibration manual, with CAL trimmer
Dosing Relay 1, max 2A (fuse protected), 250 Vac, 30 Vdc
contact closed when reading exceeds setpoint value
Setpoint adjustable from 0 to 199.9 µS/cm
Overtime adjustable, typically from 5 to approx. 30 minutes
Power Supply See Chart
Dimensions 83 x 53 x 99 mm (3.3 x 2.1 x 3.9")
Weight See Chart

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Accessories:
Electrodes
HI 7634-00 Conductivity and TDS Probe
Solutions
HI 7031L 1413 µS/cm (µmho/cm)
1 x 500 mL bottle
HI 7033L 84 µS/cm (µmho/cm)
1 x 500 mL bottle
HI 7061L General Purpose Cleaning Solution
1 x 500 mL bottle
Accessories
HI 710005 Voltage adapter from 115V to 12 Vdc (USA plug)
HI 710006 Voltage adapter from 230V to 12 Vdc (European plug)
HI 740146 Bracket for Installation of Process Meters

Order Information:
The BL 983320 is supplied with mounting brackets, transparent cover, and instructions.