to press the switch as in previous scheme
2) When
Start
is pressed the system starts screwing.
3) With the
Reverse
contact closed, the system unscrews.
4) Until
Stop
contact is closed the unit blocks the
screwdriver. It is possible to use this contact like an
emergency stop.
5) If
Torque H/L
contact is open the torque range is High, if
it is closed the range is Low. This connection changes the
torque range.
ATTENTION:
If you modify one of these contacts, on display parameters
won’t change. Don’t make different connections from this
scheme. Connections must be made by qualified personnel.
Connect Input only to pin 1.
OUTPUT
Output signals are important to see the status of the screw
and the unit. Usually these contacts are used for
connections to external controller (like PLC) to control the
unit status in automatic an automatic machine.
It’s a
24V CC
signal.
Signals are:
- Torque
- Lever
- Error
6)
Torque:
The screwdriver stops the fixage when the
torque is reached
7)
Lever:
Pressed by the operator
8)
Error:
Any anomaly in the assembly process
The graphic shows an example of high power connection.
Don’t exceed 200 mA. For example to connect a 2 A LAMP
you need to connect an external relay to the output.
If the max power is exceeded,the system will automatically
disable the output and switch ON red light in the back
panel. It is possible to replace this contact for all 3 outputs.
Example of connection of a lamp
ATTENTION:
The max is 200 mA, don’t connect any high power system.
To connect High power system, refer to this scheme. Wrong
connections may damage permanently the board.
6. Warranty
Claims based on defects will fall under the statute of
limitations 12 months after delivery to the purchaser of the
goods. This shall not apply to rights of recourse of the
purchaser according to sections 478, 479 German Civil
Code. We shall assume liability for warranties supplied by
us only if the quality guarantee or service warranty has
been submitted in writing and using the term "Warranty".
Subject to technical change without notice!
See the updated operating instructions at
www.weller-tools.com.
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