Sentera Controls STR-1, Mounting And Operating Instructions

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MIW-STR-1100-1200-LXX-EN-000 - 09 / 08 / 2018 6 - 8
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3.2 When installing the device, please keep in mind that the higher you install
it, the warmer the device will get. For example, in a technical room the
correct installation height can be of great importance.
3.3 If maximum ambient temperature cannot be adhered to, please provide
extra forced ventilation / cooling.
Not respecting the abovelisted rules can reduce service life and relieves the
manufacturer of any responsibilities.
4. Once secured in position, the mounting screws or bolts should be sealed to
maintain the IP rating of the enclosure.
5.
Because the controller enclosure is made of metal, it must be earthed and bonded
to other existing metal surfaces.
Fig. 1 Mounting dimensions Fig. 2 Mounting position
A
C
B
E
D
Correct Incorrect
50 mm 50 mm
75 mm
50 mm
1 3
2 4
Article code
A
[mm]
B
[mm]
C
[mm]
D
[mm]
E
[mm]
STR-1100L22 300 325 185 255 255
STR-1130L22 300 325 185 255 255
STR-1160L20 300 425 235 255 355
STR-1200L20 300 430 235 255 355
6. Insert the cables through the cable glands and do the wiring according to the
wiring diagram (see
Fig. 3
) while adhering to the information from section
“Wiring and connections” above.
6.1 Connect the power supply lines (terminals L, N and PE);
6.2 Connect the motor(s) (terminals U, N and PE) ;
6.3 If applicable, connect the unregulated output (L1 and N). It can be used
to supply a 230 VAC valve, lamp, etc. when the knob is not at ‘0’ position
(see
Table 1 below).
ATTENTION
The earth wire (green-yellow) of the electrical supply and of any equipment
connected to the controller must be connected to the terminals marked as PE.
Fig. 3 Wiring and connections
IN
230 VAC
OUT
230 VAC
L N L1 N U
M
ATTENTION
All works must be carried out with equipment fully isolated from the power
supply.
STANDARD 230 VAC
TRANSFORMER CONTROLLER
STR-1