Danfoss VLT FC 302 handleiding
Handleiding
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Illustration 2: Jumper between Terminals 13 (24 V) and 37 (FCD 302)
For example, connect an external safety monitoring relay via an NO safety function to terminal 37 (STO) and either terminal
12 or 13 (24 V DC).
Connection and application examples are found in the chapter Application Examples.
Complete wiring according to the instructions given in the Operating Guide of the drive.
3.3 Installation in Combination with VLT® PTC Thermistor Card MCB 112
N O T I C E
The combination of VLT® PTC Thermistor Card MCB 112 and STO function is only available for VLT® HVAC Drive FC 102, VLT®
Refrigeration Drive FC 103, VLT® AQUA Drive FC 202, VLT® AutomationDrive FC 302, and VLT® AutomationDrive FC 301 enclosure
size A1.
VLT® PTC Thermistor Card MCB 112 uses terminal 37 as its safety-related switch-off channel.
Ensure that the output X44/12 of MCB 112 is AND-ed with the safety-related sensor (for example, emergency stop button and
safeguard switch) that activates STO. This means that the output to STO terminal 37 is high (24 V) only if both the signal from
MCB 112 output X44/12 and the signal from the safety-related sensor are high. If at least 1 of the 2 signals is low, the output to
terminal 37 must be low too.
Ensure that the safety device with AND-logic complies with the needed safety level.
Short-circuit protect the connection from the output of the safety device with safe AND-logic to the STO terminal 37.
AQ313340186453en-000301 / 130R0544 | 11Danfoss A/S © 2022.11
Installation
Safe Torque Off
Operating Guide
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Productinformatie
Merk | Danfoss |
Model | VLT FC 302 |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 4065 MB |