Product Info

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Micropilot FMR50
Endress+Hauser V. 10, Rev. 2, 1-10-2019 21
Terminal assignment 2-wire: 4-20 mA HART, switch output
A0036500
 4 Terminal assignment 2-wire: 4-20 mA HART, switch output
A Without integrated overvoltage protection
B With integrated overvoltage protection
1 Connection 4-20 mA HART passive: terminals 1 and 2, without integrated overvoltage protection
2 Connection switch output (Open Collector): terminals 3 and 4, without integrated overvoltage protection
3 Connection switch output (Open Collector): terminals 3 and 4, with integrated overvoltage protection
4 Connection 4-20 mA HART passive: terminals 1 and 2, with integrated overvoltage protection
5 Terminal for cable screen
Block diagram 2-wire: 4-20 mA HART, switch output
A0036501
 5 Block diagram 2-wire: 4-20 mA HART, switch output
1 Active barrier with power supply (e.g. RN221N); observe terminal voltage
2 HART communication resistor (≥ 250 Ω); observe maximum load
3 Connection for Commubox FXA195 or FieldXpert SFX350/SFX370 (via VIATOR Bluetooth modem)
4 Analog display device; observe maximum load
5 Cable screen; observe cable specification
6 Measuring device
7 Switch output (Open Collector)