Samson TROVIS 3731-3, Монтаж и эксплуатация

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EB 8387-3 EN
13
Design and principle of operation
Additional equipment
Optional binary output,
software limit switch, galvanically isolated
Connection: Optionally NAMUR EN 60947-5-6 or PLC, configurable as a limit switch or fault alarm output
Signal status Terminals B-C
Switching output AC/DC (PLC) Terminals A-B
Conductive/remaining voltage < 1.7 V
≥
2.2 mA
Non-conducting/high resist. I < 100 µA
≤
1.0 mA
Operating voltage Switch. capacity: 40 V DC/28 V/AC 0.3 A
Static destr. limit: 45 V DC/32 V/AC 0.4 A Only for connection to NAMUR signal
converter acc. to EN 60947-5-6
Optional forced venting , galvanically isolated
Input 0 to 40 V DC/0 to 28 V AC, static destruction limit 45 V DC/32 V AC,
input resistance
≥
7 k
Ω
Signal Fail-safe position at an input voltage
≤
3 V
Normal operation at an input voltage > 5.5 V
Optional analog position transmitter , two-wire transmitter
Supply voltage 11 to 35 V DC, reverse polarity protection, static destruction limit 45 V
Output signal 4 to 20 mA
Direction of action Reversible
Operating range –1.25 to 103 % of the travel range, corresponding to 3.8 to 20.5 mA, optionally also for
fault alarm over 2.4 or 21.6 mA acc. to NAMUR Recommendation NE 43
Characteristic Linear
Hysteresis and
HF influence
Same as positioner
Other influences Same as positioner
Fault alarm Can be issued with current signal 2.4 mA or 21.6 mA
Optional binary input , galvanically isolated, optionally for detection of an externally applied voltage or for operation
of an external floating contact · Switching behavior configured as required, default setting (see below)
Voltage input function ,
polarity insensitive, 0 to 24 V DC voltage to be applied, input resistance 6.5 k
Ω
Static destruction limit 40 V
Voltage > 6 V: Switching state ON · < 4 V: Switching state OFF
Contact input function ,
for external switch (floating contact)
Electrical data Open-circuit voltage when contact is open: 10 V, pulsed DC current, peak value 100 mA
Contact Closed: Switching state ON · Open: Switching state OFF