151 figure 923 isolated transmitter power supply this figure shows a galvanically isolated transmitter power supply similar to figure 923 except the safe area output sinks hazardous area. It transfers the analog input signal to the safe area as an isolated current value.
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Kfd2 stc4 ex1 wiring diagram. Div 1 2 zone 0 1 2 powerrailconnection safeareadiv. 2020 04 06 date of issue. Kfd2 stc4 ex1 hazardous area 4 20 ma product info. Kfd2 stc4 ex1 smart transmitter power supplies provide a 2 or 3 wire smart transmitter and transfer the analogue values. Digital signals may be superimposed on the analogue values which will transferred bidirectionally. This isolated barrier is used for intrinsic safety applications.
49 621 776 2222 4 refer to general notes relating to pepperlfuchs product information. 283680engpdf pepperlfuchs group germany. An internal resistor at terminal 9 is. 1 330 486 0002 singapore. 15 14 9 3 1 6 2 5 1 3 3 3 2 1 2 7 8 4 20ma hazardousarea kfd2 stc4 ex1 5 6 kfd2 stc4 ex1 engineers guide page 7 accessories page 443 power supplies page 401 surge suppression page 413 lastest info. The device supplies 2 wire and 3 wire smart transmitters in a hazardous area and can also be used with 2 wire smart current sources.
Handheld terminals should be connected as shown in the block diagram. Power supply removable terminals green removable terminals blue 3. Release date 2014 12 01 1623 date of issue 2014 12 01 122581engxml technical data kfd2 stc4 ex12o 2 refer to general notes relating to pepperlfuchs product information. K duct bu upr 03 profile rail with upr 03 insert 3 conductors wiring comb field side blue kfd2 stc4 ex1 y1 release date. Kfd2 stc4 ex12o pwr front view led green.
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