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Digital Flow Sensor
Instruction Manual
PFM5 Series
URL http://www.smcworld.com
Specifications are subject to change without prior notice and any obligation on the
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CONTENTS Thank you for purchasing the SMC PFM5 Series Digital Flow Sensor. Please read this manual carefully before operating the digital Safety Instructions 2 flow sensor and make sure you understand the digital flow Names and Functions of Individual Parts 7 sensor, its capabilities and limitations. Please keep this manual handy for future reference. Model Indication Method 8 Mountin and Installation 10 OPERATOR Installation 10 Pipimg 13 • This manual has been written for those who have knowled
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Safety Instructions The Digital Flow Sensor have in after referred to as flow sensor and this manual contain essential information for the protection of users and others from possible injury and property damage Do not operate in an environment of inflammable, explosive and to ensure correct handling. or corrosive gas. Please check that you fully understand the definition of the Fire or an explosion can result. following messages (signs) before going on to read the text, and always follow the ins
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Safety Instructions (continued) NOTE Follow the instructions given below when handling the flow sensor. Otherwise, the flow sensor may be damaged or may Perform proper functional checks and leak tests after maintenance. fail, thereby resulting in malfunction. Stop operation when an abnormality is observed such that the flow • Make sure to use a sensor by the specified voltage. sensor does not work properly or there is a leakage of fluid. • Make sure to use specified measurement flow and operati
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IN Safety Instructions (continued) Names and Functions of Individual Parts NOTE • Wire as short as possible to avoid the affect of noise and surge. Flow display Flow adjustment valve • Never use in the presence of explosive gases. Knurl • Do not use in an area where magnetic field is generated to avoid Power source display malfunction of sensor. • Do not operate where the flow sensor is exposed to water. • Do not use in an area containing oil or chemicals. • Do not apply heat cycle to the flow s
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Nil Model Indication Method 5 PFM - - - - Type Model Contente Option2 5 Separate type sensor part Refer to the following table. Rated flow range (flow range) Option1 Model Contente Model Contente 10 0.2 to 10(5) /min Nil Connecter lead wire is included (2m) 25 0.5 to 25(12.5) /min W Connecter lead wire is included (2m) + Rubber cover 50 1 to 50(25) /min Z No option 11 2 to 100(50) /min Note 1) Value in ( ) is the flow rate when CO2 is used. Proofr
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1 IN A Mounting and Installation Installation bracket mounting •Fasten the bracket mounting screws at a clamping torque of How to mount 0.5 0.05N·m. Panel Mount mounting •Insert Panel Mount Adapter B supplied as an accessory into Section A of Panel Mount Adapter A. Attached tapping screw Push Panel Mount Adapter B from behind till the display is fixed onto the panel. The pin of Panel Mount Adapter B engages the notched part of Panel Adapter C to fix the display. •The sensor can be mounted on a
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Mounting and Installation (continued) DIN rail mounting (using ZS-33-R) Piping •The tightening toque for DIN rail mounting screws and joint •Keep the tightening torque when piping for the female thread. screws should be 0.4 0.05N·m. •Refer to the following table for the appropriate torque values. Nominal size of Appropriate torque screws N·m Rc1/8 7 to 9 Rc1/4 12 to 14 Through hole Bracket •Hold the metal part with the spanner when piping. Joint screw DIN rail mounting bracket DIN rail mounting
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Mounting and Installation (continued) Output circuit Wiring Brown DC(+) Connection • Make connection after turning the power off. Black OUT1 • Use a separate route when installing wire. Load DC24V Malfunction stemming from noise may occur if wire is installed in White Select response time the same route as that of power or high-voltage cable. • Be sure to ground terminal FG when using a switching regulator Blue DC(-) obtained on the market. If analog output is performed connecting to a switchin
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Error Indication Error indication function This function is to display error location and content when a problem or an error occurs. Error Name Error Display Error Content Troubleshooting Flow exceeds Apply flow within rated rated flow range. flow range. Flow POWER FLOW error Flow disply lamp is red. System error. Turn off the power Possible damage supply once, and then, of internal circuit. supply the power POWER FLOW System again. If error is not Erro released by this, please Power supply di
