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Digital Panel pH Transmitter/Indicator
The Model 691N is easy to install; this two-wire pH transmitter is housed in an all aluminum 1/8 DIN case for quick and durable mounting. It features two output modes: Normal Mode provides an isolated 4-20 mA output over the full 0.00 to 14.00 pH range and Expanded Mode gives an isolated 4-20 mA output over any two pH units. The large 3 1/2 digit, 0.56" high LED is easy to read even in dimly lit areas. Calibration and manual temperature compensation controls are conveniently located on the front of the meter face; pH electrode and output connections are located on the back of the instrument. Price includes transmitter and manual.
Specifications
Range: 0.00 to 14.00
pH Resolution: 0.01
pH Accuracy: 0.02 pH ±1 digit
Transmitter Output: "NOR" Mode: 4-20 mA over 0-14 pH; "EXP" Mode:
4-20 mA over any two pH units
Output Current Accuracy: 0.3%
Transmitter Load: 550 Ohms max
Isolation Voltage: 500 VDC min
Temp Compensation: Manual from 0-100° C
Display: 3 1/2 digit 0.56" LED
Power: 115/230 VAC ±15%, 50/60 Hz
Size: 3.75" x 1.9" x 6.75"
Weight: 1.4 lbs
| Cat. No. | Model/Description |
Price |
| 12D11 | 691N Digital pH Transmitter/Indicator | $225.00 |
Note: pH electrodes, calibration solutions and other accessories are available; contact Kernco for information.
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