Optbj Board Layout; Identifying Board Revision - Vacon optbj Safety Manual

OPTBJ board layout

4. OPTBJ
Thermistor Input:
Thermistor active > 4000 ohm.
After being active, the fault can
be reset if resistance is < 2000 ohm
TI1+
TI1-
Relay output
25
for STO function
26
STO1+
STO1-
STO2+
STO2-
STO inputs
4.1

Identifying board revision

The revision of OPTBJ board can be identified by checking the revision letter on the matrix bar code
sticker. Revision letter is written after the board type code. For example, '70CVB01380 D' indicates
that the board is of revision D. Some features may be introduced or changed during board updates.
Figure 2. The board identification sticker on the OPTBJ board
Local contacts: https://www.danfoss.com/en/contact-us/contacts-list/
BOARD LAYOUT
Jumper for selecting
thermistor short circuit
supervision
28
29
1
2
3
4
Figure 1. OPTBJ board layout
Jumper for STO board
activation. Place here the
3-pin jumper from
the control board.
X23
On Off
Thermistor short
circuit supervision
vacon • 15
STO JMP
X10
3038A_uk
11855_00
4