Sigma S2Ca, S2Ba warranty Troubleshooting, Remote control

Dulcodes UV-Desinfektionsanlage Operating / Troubleshooting

Batch size In “batch” operating mode:

The batch size can by changed from the “batch size/remaining litres” display.

The S3Ca returns to the original continuous display a few seconds after the batch size has been reset.

Priming The “priming” function is activated by pressing both arrow keys at the same time (in “Stroke rate” permanent display).

Cancel error Error messages are cancelled by pressing the P key briefly.

Continuous display

Stop/start pump

STOP

START

2

Change directly alterable values

Prime

P

P

Start batch (in "batch" operating mode only)

Cancel error

i

P 2 s

1

Settings

mode

Check adjustable values

1= Security lock (CODE 1)

2= Security lock (CODE 2)

8.2Remote control

Remote control of the S2Ca is possible via a control cable or PROFIBUS® (see Section 5.3 and Chapter 7, ”Supplementary instructions for ProMinent® gamma/ L and ProMinent® Sigma versions with PROFIBUS®“ as well as your documentation in the annex).

9Troubleshooting

WARNING

¥EX-pump only: metering pumps and their peripheral equipment must be serviced by specially trained or authorised personnel!

¥Always take suitable precautions when using hazardous chemicals!

¥Ensure the equipment is de-pressurised before working on the pump!

	Pump primes despite completed stroke action and no venting
Cause	Crystalline deposits on the ball seat because valves have dried out.
Remedy	￿	Remove the suction sleeve from the chemical supply container and rinse out the liquid end
		thoroughly.
	￿	If still unsuccessful, dismantle valves and clean.

	Fluid is seeping from the top plate
Cause	The liquid end is not sealed against the pump diaphragm.
Remedy	￿	Tighten screws in the liquid end.
	￿	If unsuccessful, replace the diaphragm (see section 4.3).

ProMinent® Page 53