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Samson 5757-7 Mounting And Operating Instructions

Controller with electric actuator
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Controller with Electric Actuator
Type 5757-7
Fig. 1 · Type 5757-7 Controller with Electric Actuator for heating applications
Mounting and
Operating Instructions
EB 5757-7 EN
Firmware version 1.0x
Edition August 2005

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Summary of Contents for Samson 5757-7

  • Page 1 Controller with Electric Actuator Type 5757-7 Fig. 1 · Type 5757-7 Controller with Electric Actuator for heating applications Mounting and Operating Instructions EB 5757-7 EN Firmware version 1.0x Edition August 2005...

  • Page 2: Table Of Contents

    (connecting cable)......32 7.1.1 Offline operation (indirect data transmission) ....33 EB 5757-7 EN...
  • Page 3 Online operation (direct data transmission)....33 SAMSON memory pen ......34 7.2.1...
  • Page 4 For wiring and maintenance, you are required to observe the relevant safety regulations. The actuator must be protected against unintentional reconnection of the power supply. Note: Actuators with a CE marking fulfill the requirements of the Directives 94/9/EC and 89/336/EEC. The Declaration of Conformity is available on request. EB 5757-7 EN...

  • Page 5: Design And Principle Of Operation

    When the actuator stem extends, the valve is closed, opposing the force of the valve The Type 5757-7 consists of a digital con- spring (7). When the actuator stem retracts, troller integrated into the housing of an elec- the valve is opened as the plug stem (6) fol- tric actuator.

  • Page 6: Accessories

    Design and principle of operation Accessories Technical data Heating applications, see section 5 Type 5757-7 Controller with Electric Actuator Type 5267-2 Pt 1000 Contact Sensor Temperature sensor Max. 3 x Pt 1000 Permissible temperatures: Setting range 0 to 150 °C Medium –20 to 120 °C...

  • Page 7: Connection To The Valve

    (tightening torque 20 Nm). Mounting position Any mounting position may be used, how- ever, may not be installed in a suspended position. 2 Handwheel 3 Actuator stem 4 Coupling nut Fig. 3 · Connecting actuator and valve EB 5757-7 EN...

  • Page 8: Electrical Connection

    (see sec- tion 5.1). The non-floating pump output can alterna- tively be used as an binary output for an ex- ternal request for heat demand. EB 5757-7 EN...
  • Page 9 Application with flow, return flow, and outdoor sensors as well as binary input to switch between operating modes orange brown brown yellow black blue green black Fig. 4 · Wiring diagrams Note: Terminals at point of installation, not included in scope of delivery EB 5757-7 EN...
  • Page 10 Application with flow, return flow, and room sensors with mode selector switch and set point adjuster orange brown brown yellow black blue green black Fig. 5 · Wiring diagrams Note: Terminals at point of installation, not included in scope of delivery EB 5757-7 EN...

  • Page 11: Dimensions In Mm

    Dimensions in mm Dimensions in mm Ø 12 2.5 m eL einfahrend aL ausfahrend Fig. 6 · Type 5757-7 Controller with Electric Actuator EB 5757-7 EN...
  • Page 12 Sensor, Pt 1000 Color: Cover and knobs RAL 9016 · Base RAL 7047 (flow and return flow temperature measurement) Continuous day mode (rated operation) Continuous night mode (reduced operation) Off/frost protection Fig. 7 · Accessories for heating applications EB 5757-7 EN...

  • Page 13: Functions

    5.5) is an exception as it can reduce the flow temperature without restriction down to 20 °C flow temperature set point. ˚ t VL Flow temperature Outdoor temperature ˚ 20 16 12 -8 -12 -16 -20 Fig. 8 · Heating characteristics EB 5757-7 EN...
  • Page 14 New building, radiator design 55/45: Gradient approx. 1.0 Underfloor heating depending on arrangement: Gradient smaller than 0.5 Fig. 9 · Typical application: Outdoor temperature compensated flow temperature control with return flow limitation; switching between operating modes using a binary contact EB 5757-7 EN...

  • Page 15: Override Using Potentiometer

    P17 – Outdoor temperature limit value at rated operation 22 °C 0 to 50 °C P18 – Outdoor temp. limit value at reduced operation 15 °C 0 to 50 °C P22 – Pump lag time 5 min 1 to 999 min EB 5757-7 EN...

  • Page 16: Delayed Outdoor Temperature Adaptation

    0 to 150 °C P02 – Flow temp. set-back in reduced operation 15 K 0 to 50 K 5.2.1 Room temperature influence On connecting a Type 5257-7 Room Panel, the Flow temperature set point is influenced by the room temperature: EB 5757-7 EN...
  • Page 17 We recommend not to select a value that is too low for parameter P12. In particular, in cases where cooling loads, such as drafts or open windows, affect the control process, short cycles usually have a negative effect. The heating is directly switched off after the cooling stops. EB 5757-7 EN...

  • Page 18: Operating Modes

    5.3.3 on Switchover via binary input in room panel). Configuration Functions F05 – Potentiometer input F05 - 0 F08 – Binary input function F08 - 0: Rated operation + OFF/Frost protect. F08 - 1: Rated and reduced operation EB 5757-7 EN...

  • Page 19: Switchover Via Room Panel

    The circulation pump is switched off and the flow temperature is kept at 20 °C. Return flow temperature limitation The temperature difference between the flow and return flow in a network indicates how well the energy is used: the greater the difference, the higher the efficiency. EB 5757-7 EN...

  • Page 20: Pump Forced Operation

    (contactor relay with floating contact) must be used to adapt the electrical connection. This function is only possible when the binary output is not configured as a pump output. Function Configuration F09 – Binary output function F09 - 1 EB 5757-7 EN...

  • Page 21: Control Principle

    Specify the direction of action depending on the valve used. Configuration Function F03 – Direction of stem action F03 - 0: SAMSON globe valve F03 - 1: SAMSON three-way valve Globe valve (F03 - 0) Actual value < Set point: Actuator stem retracts (globe valve opens) Actual value >...
  • Page 22 Flow Return flow Fig. 11 · Type 3226 Three-way Valve mounted onto Type 5757-7 Controller with Electric Actuator Actual value < Set point: Actuator stem extends (three-way mixing valve opens port A -> AB and closes port B -> AB) Actual value >...

  • Page 23: Configuration And Operation Using Trovis-View Interface

    TROVIS-VIEW Configuration and Operator Interface. The TROVIS-VIEW software containing online help and the database module for Type 5757-7 Controller with Electric Actuator is delivered on a CD-ROM (order number 6661-1066). Software updates are available in Internet (http://www.samson.de) in Products > Support and downloads.

  • Page 24: Installing Trovis-View Software

    4. The Activation dialog box will come up displaying the generated request code and an Internet link to SAMSON’s activation server. Enter the request code and a unique activa- tion code will then be generated and displayed.

  • Page 25: Starting Trovis-View And Performing Settings

    3. Select Customer data in Edit menu to en- ter data relevant to the plant, e.g. project name, plant location, operator. 4. Select Load Factory Defaults in Edit menu (see sections 8.1 and 8.2) if you want to load default settings onto the operator interface. EB 5757-7 EN...
  • Page 26 Value has been uploaded from the controller with electric actuator. In online mode, in the icon indicates a value has been updated. Value originates from a stored file Value has been adopted from memory pen Value has been changed by the software EB 5757-7 EN...

  • Page 27: Activating/Deactivating Functions

    Uploads status of the function block from device. Write Downloads status of the function block to device. Default: ... Resets function block to default setting (setting in gray to indicate that the status of the function block is the same as the default setting) EB 5757-7 EN...

  • Page 28: Setting Parameters

    6.3.2 Setting parameters 1. Click on Parameter folder to view the parameter settings. Note! The parameters listed in the screenshot below are default settings. 2. Double-click on the required parameter to open pop-up window to modify pa- rameter settings. EB 5757-7 EN...

  • Page 29: Reading Operational Information

    Operational information can only be read when TROVIS-VIEW is directly connected to the controller with electric actuator (i.e. in online mode, refer to section 7). Select Sensors folder to display actual data measured by the connected sensors as well as from the binary input and output. EB 5757-7 EN...
  • Page 30 Configuration and operation using TROVIS-VIEW interface Select the Information subfolder in the Diagnostics folder to display information concern- ing the actuator. Select the Error subfolder in the Diagnostics folder to display current error messages. EB 5757-7 EN...

  • Page 31: Data Transmission

    To enable communication with the PC, con- nect the serial interface (COM port) to the serial interface (RJ-12 jack) of the controller with electric actuator using a SAMSON con- necting cable. In case the PC does not have a COM port, a...

  • Page 32: Data Transmission Between Trovis-View And The Actuator (Connecting Cable)

    Data transmission between TROVIS-VIEW and the actuator (connecting cable) 1. Connect the serial port of the PC using the SAMSON connecting cable to the se- rial interface connection of the actuator. 2. Select Communications in Options menu to open the server settings window. Click Server settings button.

  • Page 33: Offline Operation (Indirect Data Transmission)

    Deactivate online operation: Select Online in Device menu while the online mode is activated. The online mode is cancelled. Note! Alternatively, click in the device toolbar to activate and deactivate online operation. EB 5757-7 EN...

  • Page 34: Samson Memory Pen

    Data transmission SAMSON memory pen The SAMSON memory pen serves as a data carrier and is able to load and store data in its non-volatile memory. The memory pen can be loaded with data configured in TROVIS-VIEW and the settings transferred to one or several controllers with electric actuators.

  • Page 35: Data Transmission Between Actuator And Memory Pen

    4. Select Upload from Memory pen in Memory pen menu to start data transmission. 7.2.2 Data transmission between actuator and memory pen Perform steps 1 to 3 described in section 7.2.1. 3 Memory pen 4 Serial interface (RJ 12 jack) Fig. 14 · Type 5757-7 – memory pen EB 5757-7 EN...
  • Page 36 The yellow LED under the serial interface blinks several times to indicate that data transmission is in progress. Data transmission is completed when the LED is illuminated continuously. Remove the memory pen from the actuator. EB 5757-7 EN...

  • Page 37: Copy Function

    Data transmission 7.2.3 Copy function The memory pen can be used to copy setting data to other Type 5757-7 Actuators as soon as the data from the actuator have been transferred to the memory pen (indicated by the yel- low LED blinking twice several times). Automatically write to memory pen is reset after the first data transmission from the actuator.

  • Page 38: Appendix

    0 – Outdoor sensor → Section 5.1 02 Selecting the reference variable 1 – Room sensor → Section 5.2.1 0 – SAMSON globe valve → Section 5.9 03 Direction of stem action 1 – SAMSON three-way valve → Section 5.9 04 Delayed outdoor 0 –...

  • Page 39: Parameter List

    Room temperature limit at rated operation 20 °C 10 to 40 °C Room temperature limit at reduced operation 15 °C 10 to 40 °C Max. room temperature boost 1 to 6 K Pump lag time 5 min 1 to 999 min EB 5757-7 EN...

  • Page 40: Customer Settings

    1.0 to 6.0 °C/h 22 °C 0 to 50 °C 15 °C 0 to 50 °C 20 °C 10 to 40 °C 15 °C 10 to 40 °C 1 to 6 K 5 min 1 to 999 min EB 5757-7 EN...
  • Page 41 EB 5757-7 EN...
  • Page 42 Binary input ....18 External request for heat demand ..20 Binary input on room panel ..19 EB 5757-7 EN...
  • Page 43 Summer mode ....15 System requirements ....23 EB 5757-7 EN...
  • Page 44 SAMSON AG · MESS- UND REGELTECHNIK Weismüllerstraße 3 · 60314 Frankfurt · Germany Phone: +49 69 4009-0 · Fax: +49 69 4009-1507 EB 5757-7 EN Internet: http://www.samson.de...

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