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1. Millimeters Information in this publication is based on current specifications The company reserves the right to make changes in specifications and models as design improvements are introduced Product or company names mentioned herein may be the trademarks of their respective owners 2013 Siemens Industry Inc Siemens Industry Inc Your feedback is important to us If you have Document No 129 540 Building Technologies Division comments about this document please send them Printed in the USA 1000 Deerfield Parkway to sbt_technical editor us sot siemens com Page 6 of 6 Buffalo Grove IL 60089 USA 1 847 215 1000
2. SSD81 5U G GO 24 Vac Operating voltage 4 f 0 y2 Retracts actuator shaft 4 41 Y1 Extends actuator shaft CONTROLLER GO System potential switched EARTH GROUND ISOLATING CLASS 2 24 Vac TRANSFORMER EA1235R1 120 Vac Figure 9 SSD81 5U Floating Control SR A Hot Switch CAUTION Terminals must be properly wired for correct function and full life of the actuator G GO 24 Vac Operating voltage tf 0 Y2 Retracts actuator shaft 4 41 Y1 Extends actuator shaft CONTROLLER GO System neutral switched EARTH GROUND ISOLATING CLASS 2 24 Vac TRANSFORMER EA1234R1 120 Vac Figure 10 SSD81 5U Floating Control SR Neutral Switching Applications NOTE For proper operation it is recommended no more than three actuators be assigned to any single control signal Page 3 of 6 Installation Instructions Document No 129 540 July 29 2013 SSD61U SSD61 5U EARTH GROUND ISOLATING CLASS 2 TRANSFORMER FOR 24 Vac POWER Q O Fee eee eee O lt ui Figure 11 SSD61U SSD61 5U Wiring Diagram Table 2 SSD61U Terminal Designations 24 Vac operating voltage System potential 24 Vac System neutral 0 to 10 Vdc control signal WARNING On the SSD61U SSD61 5U the wire connection G is 24 Vac system potential HOT not System neutral ground CAUTION GO and G must be properly wired for the correct function and full life of the actuator A A Start Up Check th
3. 2013 NOTE Valve goes to closed position Removing an SSD61 5U SSD81 5U Actuator from a Valve 1 Remove the terminal cover Figure 16 using a Phillips head screwdriver 2 Identify and disconnect wiring from the terminals 3 Remove wiring retention screw 4 Doone of the following Remove plenum cable adapter and plenum cable or Remove flex conduit 5 Loosen the actuator coupling on the valve Figure 7 reverse 2 6 Remove the actuator from the valve TERMINAL COVER AND SCREWS nmmn i i WIRING TERMINAL WITA REMOVABLE TERMINAL BLOCK WIRING RETENTION i SCREW A _ ER yo JORA r PLENUM CABLE ADAPTER eneh 2 OPTIONAL USE Figure 16 SSD61 5U SSD81 5U Actuator Components Troubleshooting e Check the wiring for the proper connections e lf actuator becomes inoperable replace the unit References Technical Instructions Document Number SSD Series Electronic Valve Actuator 155 773 Pressure Independent Control Series 155 774 2 Way Brass Valve Bodies 1 2 inch to 2 inch ANSI 250 Page 5 of 6 Installation Instructions Document No 129 540 July 29 2013 Dimensions z Figure 17 SSD61U SSD81U Actuator in Inches Millimeters Dimensions Service Envelope Minimum access space recommended 1 8 inches 200 mm above the actuator 2 8inches 200 mm beside the terminal cover EA ASAA 140 Figure 18 SSD61 5U SSD81 5U Actuator Dimensions in Inches
4. NNECTOR EA1273R1 Figure 5 Insert Terminal Connector 6 Tighten the screw to hold the connector in place See Figure 6 Page 2 of 6 Figure 6 Tighten the Screw 7 Place the actuator on the valve and firmly hand tighten the coupling clockwise See Figure 7 EAIZIRI Figure 7 Hand Tighten Clockwise NOTE Be sure the visual position indicator is at the O position Installation is complete Mounting an SSD61 5U SSD81 5U Actuator on a Valve 1 7 If you are attaching the actuator to a new valve remove the protective plastic cap from the valve stem Use a 3mm hex wrench to retract the actuator to the O position Figure 14 Using a Phillips head screwdriver remove the terminal cover Figure 16 Remove wiring retention screw Remove plenum cable adapter For plenum applications complete wiring as follows a Route cable through plenum cable adapter so there is sufficient cable to complete wiring terminations b Insert plenum cable adapter into flex conduit adapter and secure in place with wiring retention screw NOTE Insert wiring retention screw in hole of the flex conduit adapter The hole nearest the wiring terminals is to secure the terminal cover in place C Continue with Step 8 For 3 8 inch flex conduit applications complete wiring as follows a Discard plenum cable adapter Siemens Industry Inc b Insert flex conduit into flex conduit adapter and secure
5. SIEMENS Installation Instructions Document No 129 540 July 29 2013 SSD Series Electronic Valve Actuator For use with 1 2 Inch to 1 1 4 inch Pressure Independent Control Valves Product Description The SSD Actuator requires a 24 Volt power supply and a 0 to 10 Vdc or floating control signal to control the 1 2 inch to 1 1 4 inch Siemens 599 Series Pressure Independent Control Valves with a 1 10 inch 2 5 mm or 7 32 inch 5 mm stroke Contents SSD61U SSD81U e One actuator e One terminal plug e One terminal connector SSD61 5U SSD81 5U One actuator Product Numbers Warning Caution Notations WARNING Personal injury loss of life may occur if you do not follow a procedure as specified CAUTION Equipment damage may occur if you do not follow a procedure as specified Required Tools e 3mm hex wrench e Small flat blade screwdriver e Small Phillips screwdriver e Wire stripper Expected Installation Time 20 minutes Item No 129 540 Rev CA Prerequisites DIa Figure 1 Acceptable Mounting Positions EA1261R1 Figure 2 Acceptable Mounting Position with Valve NOTE Vertical mounting is recommended WARNINGS A e f mounting the actuator to a valve already in line either close the shut off valves in the piping upstream first then downstream or switch off the pump to allow the differential pressure in the valve to drop Disconnect the controller power before
6. e wiring and the position indication See Figure 12 for referred positions O and 1 on the position indicator e When the position indicator disc rotates to position 1 the output shaft is extended e When the position indicator disc is at the 0 position the output shaft is retracted Note The 0 and 1 position markings are intended for reference only and not for stroke measurement Position 0 Figure 12 Visual Position Indication Position 1 Page 4 of 6 Calibration Stroke The SSD61 5U writes its calibration stroke parameters to non volatile memory on the first start up of the actuator Successive start ups bypass the calibration stroke unless the memory is manually cleared If installing the actuator on a different valve such as on a replacement valve manually clear the calibration stroke from memory as follows 1 Remove the terminal cover using a Phillips head screwdriver 2 Locate hole on the circuit board with the shorting bars See Figure 13 3 With power applied to the unit insert and gently twist a flat blade screwdriver to electrically connect the shorting bars The SSD61 5U then performs a new calibration stroke 4 Secure the terminal cover back in place TERMINAL COVER AND SCREWS m i i WIRING TERMINAL WITH REMOVABLE TERMINAL BLOCK AIEA _ m Figure 13 Manually Clearing Calibration Stroke from SSD61 5U Non volatile Memory Manual Override A 3 m
7. in place with wiring retention screw NOTE Insert wiring retention screw in hole of the flex conduit adapter The hole nearest the wiring terminals is to secure the terminal cover in place cC Route wiring through flex conduit for wiring terminations 8 Connect wires to wiring terminals per the Wiring section of this document 9 Secure the terminal cover in place over the wiring terminals Figure 16 using a Phillips head screwdriver 10 Place the actuator on the valve and firmly hand tighten Figure 7 CAUTION A Hand tighten the actuator to the valve The use of tools to tighten the assembly together will cause damage The installation is complete Wiring e All wiring must conform to NEC and local codes and regulations e Use earth ground isolating step down Class 2 transformers e Do not use autotransformers e Determine the supply transformer rating by summing the total VA of all actuators used e The maximum rating for a Class 2 step down transformer is 100 VA e tis recommended that one transformer power no more than 10 actuators SSD81U CONTROLLER EARTH GROUND ISOLATING CLASS 2 TRANSFORMER FOR 24 Vac POWER EA0795R1 120 Vac Figure 8 SSD81U Wiring Diagram Siemens Industry Inc Document No 129 540 Installation Instructions July 29 2013 Table 1 SSD81U Terminal Designations 24 Vac Operating Voltage Output shaft extends valve opens Output shaft retracts valve closes
8. m hex wrench can be used to move the actuator to any position between 0 and 1 NOTE A control signal from the controller takes priority in determining the position To retain the manually set position unplug the connecting cable or switch off power and the control signal CAUTION SSD61U SSD61 5U If an override is performed while the power supply is connected the actuator will not track accurately when the control signal is applied A short power off power on sequence is required to recalibrate the actuator A Siemens Industry Inc Turn the wrench clockwise to extend the actuator shaft counterclockwise to retract The actuator will maintain its position until power is provided or restored E U D gt EA0587R1 w A p gt e A Turn hex wrench counterclockwise to retract the shaft e B Turn hex wrench clockwise to extend the shaft Figure 14 Manual Override Removing an SSD61U SSD81U Actuator from a Valve 1 Loosen the terminal connector with a flat blade screwdriver 2 Remove the terminal connector and the terminal plug from the actuator TERMINAL PLUG TERMINAL CONNECTOR EA0608R1 Figure 15 Removing Terminal Plug 3 Remove the terminal plug from the connector and save 4 Loosen the actuator coupling turn counterclockwise 5 Remove the actuator from the valve Siemens Industry Inc Document No 129 540 Installation Instructions July 29
9. replacing the actuator See Removing an SSD61 5U SSD81 5U Actuator from a Valve CAUTION e Before applying power make certain a valve is connected to the actuator e f applying power to the actuator when a valve is not connected the actuator will respond to a control signal and the shaft will extend until it reaches its maximum end stop Thereafter it will not respond to any signal If this occurs disconnect the power Insert a 3mm hex wrench into the manual override feature and retract the actuator to the zero position Verify the actuator shaft is retracted completely See Figure 14 e Connect a valve to the actuator reapply the power and the actuator will return to normal operation Page 1 of 6 Installation Instructions Document No 129 540 July 29 2013 Installation Mounting an SSD61U SSD81U Actuator on a Valve 1 Remove the protective plastic cap from the valve See Figure 3 Figure 3 Remove Plastic Cap 2 Using a3 mm hex wrench turn the manual position indicator on the top of the actuator to 0 3 Attach the wires to the terminal plug Reference Wiring See Figure 8 and Figure 11 4 Insert the terminal plug into the terminal connector See Figure 4 EA0594R1 Figure 4 Terminal Plug and Terminal Connector 5 Place the terminal connector and plug into the actuator fitting the nut into the recess in the bottom of the actuator See Figure 5 TERMINAL CO

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