Festo MTR-DCI, Manual

Page: 51 / 184

3. Installation
3−7
Festo P.BE−MTR−DCI−IO−EN en 0606b
The internal power and controller electronics are supplied
with DC voltage via the power supply connection. The power
supply must fulfil the following requirements:
Specifications MTR−
Ū
−32 MTR−
Ū
−42 MTR−
Ū
−52 MTR−
Ū
−62
Rated voltage 24V DC±10 % 48 V DC +5...−1 %
Rated current 0.73 A ±20 % 2 A ±20 % 5 A ±20 % 6.19 A ±20 %
Peak current 2.1 A ±20 % 3.8 A ±20 % 7.7 A ±20 % 20 A ±20 %
Tab.3/3: Power supply
Recommendation
Use a closed−loop controlled power unit with high output
reserve and external fuse:
MTR−
Ū
−32 MTR−
Ū
−42 MTR−
Ū
−52 MTR−
Ū
−62
Power unit (closed−
loop controlled) 24 V DC/3 A 24 V DC/6 A 24 V DC/10 A 48 V DC/10 A
External fuse
secondary side 5 A slow−blowing 7 A slow−blowing 10 A slow−blowing 25 A slow−blowing
Tab.3/4: Selecting the power unit
A1 A2
A1 A2
Fig.3/2: Connection example power supply with external
fuse