English (GB)
20
6.2 Increasing the dosing flow manually
• Open the flap
• Turn hand wheel slowly to the right
• Close the flap
Fig. 32
Adjusting the dosing flow
6.3 Reducing the dosing flow manually
• Open the flap
• Turn hand wheel slowly to the left
• Close the flap
Fig. 33
Decreasing the dosing flow
6.4 Engaging the servomotor
• Open the flap
• Turn the hand wheel as far as it will go to the left.
• Push the hand wheel upwards, whilst slowly turning to the
right, until it locks into place.
• The servomotor is now connected to the regulating valve and
the hand wheel is blocked.
• Close the flap
Fig. 34
Automatic adjusting of the dosing flow
6.5 Disengaging the servo motor
• Open the flap
• Push the hand wheel downwards and the servomotor will
disengage.
• Now the dosing flow can be adjusted by hand
• Servomotor is disconnected from rate valve
• Close the flap
Fig. 35
Manual adjusting of the dosing flow
6.6 Operating the servomotor
6.6.1 Servomotor with reversing potentiometer
6.6.2 Servomotor with analogue control
Displays/Control elements
Status LEDs
The status LEDs indicate the operating state of the servomotor.
Fig. 36
LEDs
(from right to left)
DIP switch
The DIP switch is used to reprogram the final positions and define
the direction of rotation.
On delivery, the switches are set to the "Inverse" direction of
rotation (= normal) and "Automatic" (= operation).
Fig. 37
DIP switch
TM
04
08
21
09
08
T
M
04
0
8
2
2
09
08
TM
04
08
23
09
08
TM
04
08
24
09
08
Warning
The terminals at the limit switches are live when the
switch closes.
Note
During operation, all functions are controlled by an
external controller.
Observe the installation and operating instructions
for the controller and the gas dosing unit.
Warning
Do not touch bare wires or clamping screws!
T
M
04
09
5
7
40
0
9
Item
Description
1
Red LED: Fault
2
Blue LED: Operation
3
Green LED:
Clockwise rotation (in the direction "close/min.")
4
Yellow LED: Anticlockwise rotation (in the direction
"open/max.")
TM
04 09
58 400
9
Item
Description
Switch
"inv./ "
Reversing the effective direction
Switch
"Auto/Man"
Operation (Auto)
Programming (Man)
4
3
2
1
Man.
Inv
.
Auto
On
1
2
On =
Inv. =
Auto =
Man. =
