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Siemens RMZ78 Series, Manual, Page: 8 / 10

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Siemens RMZ78 Series Manual Download Page 8

8 / 10 

Siemens 

Universal Modules 

CE1N3146en 

Building Technologies 

 

2016-03-10 

Internal diagrams 

RMZ785 

X3 M

X4 M G1

X2 M G1

M

X1

3

14

6G

0

3

X7 M

X8 M

X6 M G1

M

X5

RMZ785

 

 

 

RMZ787 

X3 M

X4 M G1

Q13

Q23

Q14

Q24

X2 M G1

M

X1

Q34

Q33

3

14

6G

0

1

Q52

Q54

Q51

RMZ787

 

 

 

RMZ788 

X3 M

X4 M G1

Q13

Q14

X2 M G1

M

X1

3

14

6G

0

2

G1 G0 Y1

Q52

Q54

Q51

G1 G0 Y2

RMZ788

 

 

 

RMZ789 

X3 M X4 M G1

X2 M G1

M

X1

3

14

6G

0

4

Q34

Q33

X5 M X6 M

G1 G0 Y1 G1 G0 Y2

Q42

Q44

Q41

RMZ789

N3

N4

Q11

Q14

Q23

Q24

Q12

N1

N2

 

 

G0 

System neutral for signal outputs

 

 

G1 

Output voltage AC 24 V for powering external active devices

 

 

M 

Measuring neutral for signal inputs

 

 

N… 

Radio interference suppression for 3-position actuators  

 

Q… 

Potential-free relay inputs and outputs for AC 24...230 V 

 

X… 

Universal signal inputs for LG-Ni 1000, 2x LG-Ni 1000 (averaging), T1, Pt 1000, DC 0...10 V, 
0...1000  (setpoint), 1000...1175  (rel. setpoint), contact sensing (potential-free) 

 

Y… 

Control or status outputs DC 0...10 V 

 

  Each terminal (cage terminal) can accommodate only 1 solid wire or 1 stranded 

wire  

  Double terminals are internally interconnected 

Notes 

Summary of Contents for RMZ78 Series

Page 1: ...lant equipped with con trols of the Synco 700 family Functions The universal modules are designed to increase the number of inputs and outputs of Synco 700 controls thus providing additional control and monitoring functions Type summary Type reference Number of universal inputs Number of analog outputs Number of relay outputs N O contacts Changeover contacts RMZ785 8 RMZ787 4 0 3 1 RMZ788 4 2 1 1 ...

Page 2: ...B For details of these Synco devices refer to Product Range Description S3110 or the document of the selected application Product documentation Name Document no Mounting Instructions M3110 Product Range Description S3110 Declaration of Conformity CE T3110 Environmental Declaration E3110 02 Technical design The RMZ78 universal modules complement the range of Synco 700 controls They cannot be operat...

Page 3: ... and operating elements Operation is ac complished with the help of the RMZ790 or RMZ791 operator unit Exception is the LED which indicates the module s operating state 3145Z01 5 1 2 4 2 2 3 6 6 1 Connecting elements for Synco 700 control or another extension module 2 Catch for fitting the module to a top hat rail 3 Fixing facility for the cable tie cable strain relief 4 LED green for indicating t...

Page 4: ...co 700 control by using the RMZ780 module connector In that case the cumulated cable length must not exceed 10 meters Low voltage side Mains voltage side The connection terminals for protective extra low voltage are located in the up per half of the module those for mains voltage actuators and pumps at the bot tom Only one solid or stranded wire may be connected to each terminal spring cage termin...

Page 5: ...ontinuous short circuit Switching outputs External supply line fusing Q Non renewable fuse slow max 10 A Automatic line cutout max 13 A Release characteristic B C D to EN 60 898 Cable length max 300 m Relay contact data Swichting voltage max AC 265 V min AC 19 V AC current max 4 A res 3 A ind cos 0 6 At 250 V min 5 mA At 19 V min 20 mA Switch on current max 10 A 1 s Contact life at AC 250 V guide ...

Page 6: ...afety class II Environmental conditions Operation to IEC 60 721 3 3 Climatic conditions class 3K5 Temperature housing with electronics 0 50 C Humidity 5 95 r h noncondensing Mechanical conditions class 3M2 Transport to IEC 60 721 3 2 Climatic conditions class 2K3 Temperature 25 70 C Humidity 95 r h Mechanical conditions class 2M2 Classifications to Mode of operation automatic controls type 1B EN 6...

Page 7: ...ial and in dustrial environments EU conformity CE CE1T3110xx RCM conformity CE1T3110en_C1 EAC Conformity Eurasia Conformity Environmental Compati bility The product environmental declaration con tains data on environmentally compatible product design and assessments RoHS compliance materials composition packag ing environmental benefit disposal CE1E3110en02 These related documents can be downloade...

Page 8: ...1 RMZ789 N3 N4 Q11 Q14 Q23 Q24 Q12 N1 N2 G0 System neutral for signal outputs G1 Output voltage AC 24 V for powering external active devices M Measuring neutral for signal inputs N Radio interference suppression for 3 position actuators Q Potential free relay inputs and outputs for AC 24 230 V X Universal signal inputs for LG Ni 1000 2x LG Ni 1000 averaging T1 Pt 1000 DC 0 10 V 0 1000 setpoint 100...

Page 9: ...9 10 Siemens Universal Modules CE1N3146en Building Technologies 2016 03 10 Dimensions 35 45 90 3 75 117 2 8 3 10 5 3145M01 3 ø 5 2 5 3 66 4 97 ø EN 60 715 TH 35 7 5 44 Dimensions in mm ...

Page 10: ... by Siemens Switzerland Ltd Building Technologies Division International Headquarters Gubelstrasse 22 6301 Zug Switzerland Tel 41 41 724 24 24 www siemens com buildingtechnologies Siemens Switzerland Ltd 2003 Technical specifications and availability subject to change without notice ...

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