Installation - ProMinent DULCOTEST CDP 1 Betriebsanleitung

Installation

6
The sensor incorporates a passive 4-20 mA two wire interface, i.e. the
power is supplied externally, e.g. via the controller.
• The sensor must be used only when connected to a DULCOMETER
• Do not switch off the measuring system when in intermittent use. If
Electrical installation
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Installation
IMPORTANT
• The probe is not electrically isolated from the sample
water. Ensure that it is electrically insulated against all
other elements. The controller must be insulated both
against the sensor and from the supply voltage.
D1C controller with automatic temperature correction. (Corresponding
identity code: D1CAxxD12x1xxxxxx or D1CAxxD13x1xxxxxx).
necessary, dosing equipment should be timer-controlled.
Rotate the sensor adapter anticlockwise through 90º and pull off
(bayonet fitting).
Unscrew the PG-7 threaded connector tensioning screw and insert the
signal cable from the controller.
Strip the ends of the cable and attach to the 2-wire terminal: 1 = plus,
2 = minus.
Insert approx. 5 cm of signal cable into the sensor and tighten the PG-7
threaded connector tensioning screw.
Push the sensor adapter right into the housing and twist in a clockwise
direction until you reach the stop taking care not to damage the bayonet
fitting.
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ProMinent
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