Electrical Installation As-Interface; Safety Instructions; Connection With Circular Plug-In Connector M12 X 1, 4-Pole, Male; Configuration - Alfa Laval TopControl Basic Manuel D'utilisation

Type 8694
AS-Interface installation
11.6. electrical installation as-interface
11.6.1. safety instructions
Danger!
risk of electric shock!
• Before reaching into the system, switch off the power supply and secure to prevent reactivation!
• Observe applicable accident prevention and safety regulations for electrical equipment!
Warning!
risk of injury from improper installation!
• Installation may be carried out by authorized technicians only and with the appropriate tools!
risk of injury from unintentional activation of the system and an uncontrolled restart!
• Secure system from unintentional activation.
• Following installation, ensure a controlled restart.
11.6.2. connection with circular plug-in connector m12 x 1, 4-pole,
male
It is not necessary to open the positioner for the multi-pole model.
Bus connection without external / with external supply voltage
pin designation
1 Bus +
2 NC or GND (optional)
3 Bus –
4 NC or 24 V + (optional)
Table 25: Pin assignment of circular plug-in connector for AS-Interface
Views of plug: From the front onto the pins, the soldered connections are behind
Pin 4:
NC
Pin 1:
Bus +
Figure 33: Bus connection without external supply
voltage

configuration

AS-Interface bus line +
not used or external supply voltage – (optional)
AS-Interface bus line -
not used or external supply voltage + (optional)
Pin 3:
Bus –
Pin 2:
NC
Figure 34:
Pin 4:
24 V +
Pin 1:
Bus +
Bus connection with external supply
voltage (optional)
English
Pin 3:
Bus –
Pin 2:
GND
51