Edwards Tech Fax SC Detectors - Calibration

Technical FAX 100411 1 of 2 FAX TBD Distribution Edwards Signaling October 2004 EC Detectors Calibration SC10U 3 SC10U 3B Picker Tool cannot be used to measure sensitivity on some models of EC detectors For these models the value measured by the Picker Tool is than the actual sensitivity There is no problem with the detectors the Picker simply gives an incorrect reading The models affected are measure sensitivity on these models you ll need to use either a Gemini 501 or a depending on the date code of the detector See the figure below for the of the date code Date codes represent the year and week of manufacture units with date code 0430 or lower manufactured before August 1 2004 use Gemini 501 to determine sensitivity Refer to the documentation supplied with Gemini for correct operation instructions units with date code 0431 or higher manufactured after August 1 2004 use the Test Meter The C PST provides a visual indication of proper calibration With DVM plugged into the test jacks of the C PST a measurement of the idle voltage be obtained apologize for any inconvenience this may cause you or your customers and we work with you to correct any issues you may have in a timely manner Signaling Security Systems 90 Fieldstone Court Cheshire CT 06410 203 699 3360 FAX 203 699 3078 E mail techsupport edwards signals com FAX 100411 2 of 2 Signaling Security Systems 90 Fieldstone Court Cheshire CT 06410 203 699 3360 FAX 203 699 3078 E mail techsupport edwards signals com