Adjustment Of The Setpoint Value Temperature; Led Displays (In Automatic Operation); Internal Dip-Switch - BARBERI P27.T Manual Para El Usuario

EN - Operating and commissioning manual

9.1. Adjustment of the setpoint value temperature

Adjustment of the setpoint value temperature at the front side of the controller with a screw driver.
Adjustment range: + 20°C to + 80°C

9.2. LED displays (in automatic operation)

The two LED´s (red and green) at the front side of the controller indicate signals from the electronic control to
the actuator and indicate faults (see chapter 11. Errors and troubleshooting)
Indications:
LED red
LED red
LED green
LED green

9.3. Internal DIP-switch

Attention!
All adjustments of the DIP-switch have to be done carefully by using a tool (e.g. a little screw driver)!
Danger to life due to electric shock!
Switch off the power supply before opening the controller!
Make sure that the controller cannot be switched on!
Below the housing a 4-pole DIP-switch is located. The DIP-switch has the following functions:
Switch No. Function
1 Running direction (view at the
controller)
2 *) Minimum temperature limit
3 *) Maximum temperature limit
4 Mixer blocking protection
*) If DIP-switch 2 = ON, DIP-switch 3 is used to adjust the minimum temperature. In this case: DIP-switch
3 = OFF, minimum temperature + 60 °C; DIP-switch 3 = ON, minimum temperature + 70 °C. The maximum
temperature limit (+ 55 °C) is deactivated automatically, if DIP-switch 2 = ON! To activate the maximum
temperature limit, the switches has to be adjusted as follows: DIP-switch 3 = ON and DIP-switch 2 = OFF
(see chapters 9.4. and 9.5.).
flashes constantly
on or flashes slowly
flashes constantly
on or flashes slowly
mixer is opened
mixer is opening
mixer is closed
mixer is closing
ON OFF
Left = closed Left = opened
Right = opened Right = closed
Minimum tempe- No minimum
rature temperature limit
+ 60 °C or
+ 70 °C
Maximum tempe- No maximum
rature + 55°C temperature limit
With blocking No blocking
protection protection
17
(Factory setting)
!
DANGER
Factory setting
ON
OFF
OFF
OFF