Micropilot FMR56, FMR57 FOUNDATION Fieldbus
Electrical connection
Hauser
37
Connection examples for the switch output
3+
+
-
4-
A0015909
13
Connection of a relay
Suitable relays (examples):
• Solid-state relay: Phoenix Contact OV-24DC/480AC/5 with mounting
rail connector UMK-1 OM-R/AMS
• Electromechanical relay: Phoenix Contact PLC-RSC-12DC/21
3+
2
1
+
4-
A0015910
14
Connection of a digital input
1
Pull-up resistor
2
Digital input
For optimum interference immunity we recommend to connect an external resistor
(internal resistance of the relay or Pull-up resistor) of < 1
000 Ω.
7.1.2
Cable specification
•
Devices without integrated overvoltage protection
Pluggable spring-force terminals for wire cross-sections 0.5 to 2.5 mm
2
(20 to 14 AWG)
•
Devices with integrated overvoltage protection
Screw terminals for wire cross-sections 0.2 to 2.5 mm
2
(24 to 14 AWG)
• For ambient temperature T
U
≥60 °C (140 °F): use cable for temperature T
U
+20 K.
FOUNDATION Fieldbus
Hauser recommends using twisted, shielded two-wire cables.
For further information on the cable specifications, see Operating Instructions
BA00013S "FOUNDATION Fieldbus Overview", FOUNDATION Fieldbus Guideline and
IEC 61158-2 (MBP).
Summary of Contents for Micropilot FMR56
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