DPM742-BL Martel Electronics, DPM742-BL Datasheet
DPM742-BL
Specifications of DPM742-BL
DPM742-BL Summary of contents
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DPM 742-BL PRODUCT DESCRIPTION The DPM 742-BL gives an accurate, zero adjusted indication of a 4-20mA current. Calibration is by two multi-turn potentiometers which allow sensitive adjustment of the instrument over a very wide range. Decimal points are jumper link ...
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DPM 742-BL DIMENSIONS All dimensions in mm (inches) Panel thickness: 1.0 - 3.0 (0.04 - 0.12) Panel cut-out: 62.0 - 32.0 (2.44 - 1.26) PANEL FITTING Insulating Washer 1 FUNCTIONAL BLOCK DIAGRAM I+ 4-20mA Vdc I- 1 4-20mA Loop Powered ...
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DPM 742-BL CIRCUIT DIAGRAM SCREW TERMINAL FUNCTIONS I+ Positive current input. I- Negative current input. BL+ Positive power supply connection to the LED backlighting. BL- Negative power supply connection to the LED backlighting. CALIBRATION The meter is supplied calibrated to ...
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DPM 742-BL JUMPER LINKS DP1 Displays decimal point DP1 (199.9). DP2 Displays decimal point DP2 (19.99). DP3 Displays decimal point DP3 (1.999). Lk1 Used during calibration (see above). APPLICATIONS The DPM 750-BL is powered from the 4-20mA signal loop and ...