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Control4

®

 KNX 

 

 

 

 

 

 

KNX power supplies generate and 
monitor the KNX system voltage (SELV). 
The bus line is decoupled from the power 
supply by an integrated choke.  

The voltage output is short-circuit and 
overload protected.  

The two-color LED indicates device 
output status. 

This device has an additional 30 V DC 
short-circuit and overload protected 
voltage output that can be used to 
power an additional bus line (in 
combination with a separate choke). 

 

 
 

 

Supply  

Supply voltage U

s

 

100 

– 240 V AC, 50/60 Hz 

(85…265 V AC)  

 

Power consumption 

 

Normal operation 

Maximum 

24 W 

 

55 W 

 

Power loss  

Normal operation 

Maximum 

4 W 

 

9 W 

Outputs 

KNX voltage output I

1

 

Rated voltage U

N

 

Minimum distance between 2 power supplies  
in one line 

1 line with integrated choke 

30 V DC +1/-2 V, SELV 

200 m (KNX bus line) 

 

Voltage output I

2

  

Rated voltage U

N

 

without choke 

30 V DC +1/-1 V, SELV 

The voltage output without choke may only be 
used to power an additional bus line in 
combination with a separate choke. 

 

Current 

 

total current I

1

 and I

2

 

Rated curr. 

Overload curr. 

Short-circuit curr. 

I

N

 

I

Ovl

 

I

Sc

 

640 mA 

0.9 A 

1.4 A 

 

Power failure buffering time 

200 ms  

Connections 

KNX 

Bus connection terminal 

 

Mains voltage input 

Screw terminal 
0.2…2.5 mm

2

 fine-strand 

0.2…4 mm

2

 solid 

 

Tightening torque 

Maximum 0.6 Nm 

Operating and display elements 

LED status (two-colored green/red) 

Green: I < I

Ovl

 

Red: overload. 

Red, flashing: short-circuit 

Degree of protection 

IP 20 

EN 60 529 

 

Summary of Contents for C4-KNX-PS640MA

Page 1: ......

Page 2: ...tional overview 6 1 2 1 Brief overview 6 2 2 1 Standard Power Supply 640 320 160 mA MDRC 7 2 1 1 Technical data 7 2 1 2 Connection schematic 9 2 1 3 Dimension drawing 10 2 1 4 Operating and display el...

Page 3: ...41 download https ctrl4 co knx ps640ma Subject to change Exclusion of liability Although the contents of this document have been checked to ensure that they are consistent with the hardware and softwa...

Page 4: ...pplication Section A Appendix All parameters are initially described in chapter 3 Following the parameter descriptions are descriptions for the communication objects Notes and safety instructions are...

Page 5: ...100 240 KNX rated voltage in V DC 30 KNX rated current in mA 640 Type of installation MDRC Mounting width in space units 4 Integrated choke Short circuit and overload monitoring Mains failure back up...

Page 6: ...uts KNX voltage output I1 Rated voltage UN Minimum distance between 2 power supplies in one line 1 line with integrated choke 30 V DC 1 2 V SELV 200 m KNX bus line Voltage output I2 Rated voltage UN w...

Page 7: ...ce with the EMC guideline and low voltage guideline Important If the device overheats due to extended overload 100 C in housing it switches off automatically The LED is off The device can be switched...

Page 8: ...Control4 KNX 1 Bus connection terminal 2 Label carrier 3 Power supply connection Us 4 Status LED 5 Voltage output without choke I2 2CDC072007F0013...

Page 9: ...Control4 KNX 2CDC072013F0013...

Page 10: ...specialists The appropriate standards directives regulations and specifications should be observed when planning and setting up electrical installations Protect the device from moisture dirt and dama...

Page 11: ...roduct to the project using the current application program After you have parameterized a device you can transfer the settings to a second device For this purpose the devices must already be availabl...

Page 12: ...nection schematic below Please note The voltage output without choke may not be used for other purposes e g for connecting sensors to a binary input because in the event of an error on the voltage out...

Page 13: ...D lights up for the duration of the reset The LED goes off when the reset is complete A reset takes around 20 seconds If the line is to be disconnected from the voltage for an extended period pull off...

Page 14: ...til there is no longer an overload and only the green UN OK LED is lit Flashing red Current limiting active Reduce number of bus devices until only the green UN OK LED is lit Communication error indic...

Page 15: ...A Appendix A 1 Ordering details Short description Description Weight 1 pcs kg Pkg qty pcs C4 KNX PS640MA KNXPROD File Name SV S 30 640 3 41 Download https ctrl4 co knx ps640ma KNX Power Supply 640 mA...

Page 16: ...Control4 KNX Notes...

Page 17: ...Control4 KNX...

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