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wtw EcoLine LF 170 Bedienungsanleitung Seite 131

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Temperature
measurement
Temperature sensor
Accuracy
Resolution
Inputs / outputs
digital Interface
Sensor input
Contact outputs
Signal outputs
Connector terminals
Protection type
Lightning protector
(inputs and outputs)
Electrical instrument
protection
Housing
Technical data
NTC
± 0.2 K ± 1 digit
Additional fine adjustment of ± 0.5 K
0.1 K
RS-485; 2(3)-wire connection bus operation with up to
31 units is possible
7-contact round plug connector with screw fixing
Relay 1/ Relay 2
• max. switching voltage 250 VAC
• max. switching current 5 A
• max. switching capacity 150 W (ohmic load)
0/4 to 20 mA; electrically isolated from the input
Recorder ranges and recorder attenuation can be set
via software
• Basic accuracy
• Load
• Load effect
Accessible after opening the instrument;
Cable inlet by 4 PG screws
Connector cross section 0.5 to 2.5 mm²
• Power supply
• Relay 1/2
• SENS Check
• Recorder connections each 2-contact
• Sensor
• Coarse protection 90 V / 1.5 KA (8/20µs)
• Fine protection 600 Watt
Safety class
IP 66
Functions, limit controller
0.1%
max. 600 Ohm
< 0.1 %
2-contact
each 2-contact
2-contact
6-contact
2 according to IEC 1010
137

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Diese Anleitung auch für:

Quadroline lf 296

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