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Previous Settings

To retrieve any one of the last ten settings in pulse mode, 
press and hold down the pulse button and at the same time 
press either the left or right arrow button. The screen will 
cycle through the last ten settings, showing the number of 
each setting (1 is the most recent). When you have selected a 
setting, release the pulse button and press the OK button. The 
pulse mode screen is displayed 
with the selected settings.

Timer Mode 

It is not possible to activate the timer unless you are using 
the GPS version.

 

If you press the timer button on a non-GPS unit, nothing 
will happen and the button press will be ignored. 

Contrast Screen

 

Press the contrast button to adjust the screen 
contrast. The Contrast 
screen is displayed.

Press the left/right arrow buttons to adjust the contrast to 
the desired level. Contrast settings are from 1 (lightest) to 
20 (darkest). The setting ‘wraps’ round from 1 to 20. To 
select the desired setting, press OK or leave the buttons 
untouched for 5 seconds.

Over Temperature Warning

If the Smart Interrupter overheats and operates the thermal 
cut-out, the Over Temperature warning screen is displayed. 
The Smart Interrupter keeps displaying this screen and all 
buttons, except the power- off button, are disabled until 
the thermal cut-out resets. Once the cut-out has reset the 
Smart Interrupter resumes normal 
operation in stopped mode.

Thermal Fuse

A thermal fuse is incorporated into the design to protect 
against thermal runaway under fault conditions.

This fuse is not a user replaceable part. If it operates then 
the complete smart interrupter must be returned to an 
authorised service centre for repair.

Summary of Contents for Smart Interrupter 50AG

Page 1: ...by interrupting the flow of cathodic protection CP current The Smart Interrupter is specifically designed for use with the Radiodetection Stray Current Mapper SCM and Pipeline Current Mapper PCM but c...

Page 2: ...art Interrupter running Selects pulse mode You can define on and off pulsing periods for example On period 3 seconds Off period 8 seconds Assists in signal identification when using more than one Smar...

Page 3: ...Smart Interrupter s peak limit before connecting it Peak voltages DC 100VDC AC 70VAC average or RMS Connection to CP voltages in excess of these limits may cause damage to the Smart Interrupter When c...

Page 4: ...t Interrupter was in when it was last switched off If the screen shows anything other than Running SCM or Stopped SCM press the SCM button to return to the SCM screen The following screen is displayed...

Page 5: ...0 to 100 seconds the time increases in steps of 1 second Times can be changed with the Smart Interrupter running or stopped Once you have set the On and Off times press the Run Stop button to start th...

Page 6: ...reen is displayed Press the left right arrow buttons to adjust the contrast to the desired level Contrast settings are from 1 lightest to 20 darkest The setting wraps round from 1 to 20 To select the...

Page 7: ...able socket on one of the units This unit becomes the Master Plug the other end of the cable into the other Smart Interrupter This becomes the Slave The two Smart Interrupters will automatically synch...

Page 8: ...nd synchronized If synchronizing a non GPS version and a GPS version use the synchronization cable method to synchronize units Using the GPS antenna to synchronize a GPS Smart Interrupter overrides ca...

Page 9: ...Press the timer button The Use Timer screen is displayed Press the left right arrow buttons to select either Yes or No If you select No the unit reverts to the main screen and the timer will not opera...

Page 10: ...warning tone and the resistance readings will be erroneous With the unit off the resistance measured should be greater than 100k Switch the Smart Interrupter On and set it to Stopped The resistance m...

Page 11: ...t Model 50AG 50A 100V peak Continuous Model 100AG 100A 100V peak Continuous Frequency of CP system being switched DC to 60Hz Connection Outputs CP supply CP switched External Power Switching Patterns...

Page 12: ...diodetection Germany Groendahlscher Weg 118 46446 Emmerich am Rhein Germany Tel 49 0 28 51 92 37 20 rd sales de spx com http de radiodetection com Radiodetection Asia Pacific Room 708 CC Wu Building 3...

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