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Options Menu for pH
Display
(Factory settings shown)
Contrast:
3
Averaging:
Off
Output Active:
Low
Temp Display:
º C
Loop Adjust:
4.00 mA
Loop Adjust:
20.00 mA
Test Loop:
Test Output:
‡ SIGNET 8750-1 pH/ORP Transmitter
Adjust the LCD contrast for best viewing. A setting of 1 is lower contrast, 5 is higher.
Select lower contrast if the display is in warmer ambient surroundings.
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OFF provides the most instantaneous output response to changes in input value.
LOW averaging = 4 seconds, HIGH averaging = 8 seconds of input signal.
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Active HIGH: This setting is used to turn a device (pump, valve) ON at the setpoint.
Active LOW: This setting is used to turn a device OFF at the setpoint.
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Select temperature units: ºC or ºF.
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Adjust the minimum and maximum current output. The display value represents the
precise current output.
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Adjustment limits:
• 3.80 mA < 4.00 mA > 5.00 mA
• 19.00 mA < 20.00 mA > 21.00 ma
Use this setting to match the 8750 loop output to any external device.
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Press UP or DOWN keys to manually order any output current value from 3.6 mA to 21.00
mA to test current loop output.
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Press UP or DOWN keys to manually toggle the state of the open collector output.
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Description
page 7 of 12
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