Optaf Board Layout; Control Board Vb00761 Layout - Vacon OPTAF User Manual

INSTALLATION OF THE OPTAF BOARD
2.1

OPTAF board layout

STO inputs two
independent channels
+24V+
SD1
+24V-
+24V+
SD2
+24V-
Programmable
Relay
"NO/NC"
Programmable
Relay
"NO"
2.2

Control board VB00761 layout

The revision of the control board VB00761 can be determined from the sticker on the board.
Local contacts: https://www.danfoss.com/en/contact-us/contacts-list/
Thermistor input
Thermistor Input: Thermistor
active > 4000 ohm. After being
active, the fault can be reset if
resistance is < 2000 ohm.
Figure 1. The layout of the OPTAF board
Ñ761JÌ3$ Í2AS{Ó
Figure 2.The layout of the control board VB00761
761J190400002AS
Ñ761JÌ
11966_00
761J19
vacon • 13
Jumper X10 for selecting
thermistor short
circuit supervision
Jumper wire X12
See Chapter 4.2.4.
11052.emf