Table of Contents Safety Instructions Model Indication and How to Order Summary of Product parts Definition and terminology Mounting and Installation Installation Wiring Pressure Setting Outline of Settings Initial Setting 3 Step Setting Mode Simple Setting Mode Function Selection Mode Function selection mode Default setting F 0 Units selection function...
Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions indicate the level of potential hazard with the labels of "Caution", "Warning" or "Danger". They are all important notes for safety and must be followed in addition to International Standards (ISO/IEC) , and other safety regulations.
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Safety Instructions Caution 1.The product is provided for use in manufacturing industries. The product herein described is basically provided for peaceful use in manufacturing industries. If considering using the product in other industries, consult SMC beforehand and exchange specifications or a contract if necessary. If anything is unclear, contact your nearest sales branch.
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Operator This operation manual is intended for those who have knowledge of machinery using pneumatic equipment, and have sufficient knowledge of assembly, operation and maintenance of such equipment. Only those persons are allowed to perform assembly, operation and maintenance. Read and understand this operation manual carefully before assembling, operating or providing maintenance to the product.
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Caution ■Do not touch the terminals and connectors while the power is on. Otherwise electric shock, malfunction or damage to the product can result. ■After maintenance is complete, perform appropriate functional inspections and leak tests. Stop operation if the equipment does not function properly or there is a leakage of fluid. When leakage occurs from parts other than the piping, the product might be faulty.
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●Product handling Installation Tighten to the specified tightening torque. If the tightening torque is exceeded the mounting screws and brackets may be broken. If the tightening torque is insufficient, the product can be displaced and loosen the mounting screws. Be sure to ground terminal FG when using a commercially available switch-mode power supply. Do not drop, hit or apply shock to the product.
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Do not use a load which generates surge voltage. When a surge-generating load such as a relay or solenoid is driven directly, use a product with a built-in surge absorbing element. The product is CE marked, but not immune to lightning strikes. Take measures against lightning strikes in the system.
Model Indication and How to Order ○Accessories/Part numbers If an option is required independently, order with the following part numbers. Items Part No. Remarks ZS-31-B Straight, 5 m Power supply/output lead wire ZS-31-C Right angle, 5 m Assembly type connector PCA-1557743 Caution The sensor connection lead wire (M12-M12) is...
Summary of Product parts ○Names of individual parts Body Power supply/ output connectors: Connects the power supply/ output lead wire. Sensor connector: Connector which is connected to the sensor. Mounting hole: Screws are mounted to the holes for installation. (Equivalent to M4) Display: Refer to the table below.
■Definition and terminology Term Definition Performs pressure setting automatically by detecting the increase and decrease in pressure. For example, if this function is used for a suction test, Auto-preset the pressure setting will be completed by performing suction and release of the workpiece.
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Term Definition Fine adjustment mode Refer to "Display value fine adjustment (function)". Abbreviation of full span and full scale; difference between the minimum and maximum rated pressure values. means the maximum fluctuation range of F.S. the product rated value. (full span/full scale) For example, when the rated pressure range is -0.100 to 1.000 [MPa]: F.S.
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Term Definition Shows the maximum pressure from when the power was supplied to the Peak value display (mode) current time. Operating mode in which the digital display turns off and power consumption Power saving mode is reduced. The set pressure value that determines the point at which the product turns Pressure setting ON and OFF.
Mounting and Installation ■Installation ○Direct mounting •Install the product with M4 screw (2 pcs.) or equivalent. •Screws are prepared by the user. •Refer to the dimensions (page 69) for the diameter and depth of the mounting screw holes. •Tightening torque is 0.7 to 0.8 Nm. -13- No.PS※※-OMU0012-A...
■Wiring •Connections should be made with the power supply turned off. •Use a separate route for the product wiring and any power or high voltage wiring. Otherwise, malfunction may result due to noise. •If a commercially available switching power supply is used, be sure to ground the frame ground (FG) terminal.
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○Internal circuit and wiring example •Setting of NPN open collector 2 outputs: Pressure sensor 3-wire type Max. 30 V, 20 mA Residual voltage: 1 V or less •Setting of PNP open collector 2 outputs: Pressure sensor 3-wire type Max. 20 mA Residual voltage: 1 V or less •Setting of NPN open collector 2 outputs: Pressure sensor 2-wire type Max.
Pressure Setting Default settings When the pressure exceeds the set value, the switch will be turned on. When the pressure falls below the set value by the amount of hysteresis or more, the switch will be turned off. The default setting is that the output is turned ON at 0.5 MPa when the pressure range of the connected sensor is 1.0 MPa.
Outline of Settings Power is supplied The product code is displayed for approximately 3 sec. after supplying power. After that, measurement mode is displayed. : Within approximately 0.2 second after power-on, the switch starts. [Initial Setting] (Refer to page 18) Set the pressure range, display unit and switch output NPN/PNP specifications of the connected sensor.
Initial Setting Set the pressure range, display unit and NPN/PNP output specifications of the connected sensor. Measurement mode Press the button between 3 and 5 seconds. [F 0] Display the switching function of the pressure range, display unit and switch output specifications.
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Setting of the lower limit of the additional rated range Press button to change the value. Press the button continuously to keep changing the value. Set the value that is required to be displayed when the sensor input signal is 0%. The setting range is -1500 to 1500 digit.
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Switching setting of switch output NPN/PNP specifications The switch output of this product can be switched to NPN or PNP output in accordance with the user device construction. Press the button to select switch output specification. Press the button to set. Return to function selection mode.
3 Step Setting Mode 3 step setting mode In this mode, the set values can be input in just 3 steps. Use this mode if the product is to be used straight away, after changing only the set values. (The current pressure value is displayed on the main display.) <Operation>...
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The product turns on within a set pressure range (OUT1: from P1L to P1H, OUT2: from P2L to P2H) during window comparator mode. Set P1L/P2L, the lower limit of the switch operation, and P1H/P2H, the upper limit of the switch operation and WH1/WH2 (hysteresis) following the instructions given on page 21. (When reversed output is selected, the sub display (left) shows [n1L]/[n2L] and [n1H]/[n2H].) Please refer to the "List of output modes"...
Simple Setting Mode <Operation> [Simple setting mode (hysteresis mode) In the simple setting mode, the set value, hysteresis and delay time can be changed while checking the current pressure value (main display). (1) Press and hold the button between 1 and 3 seconds in measurement mode. [SEt] is displayed on the main display.
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In the window comparator mode, set P1L/P2L, the lower limit of the switch operation, and P1H/P2H, the upper limit of the switch operation, WH1/WH2 (hysteresis) and dt1/dt2 (delay time) following the instructions given on page 23. (When reversed output is selected, the sub display (left) shows [n1L]/[n2L] and [n1H]/[n2H].) Please refer to the "List of output modes"...
Function Selection Mode ■Function selection mode In measurement mode, press the button between 3 and 5 seconds, to display [F 0]. Select to display the function to be changed [F□□]. Press and hold the button for 2 seconds or longer in function selection mode to return to measurement mode.
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•[F 2] Setting of OUT2 Page Item Explanation Default setting Either hysteresis mode, window comparator mode, error output Output mode Hysteresis mode or switch output OFF can be selected. Reversed output Selects which type of switch output is used, normal or reversed. Normal output Pressure setting Sets the ON and OFF point of the switch output.
■[F 0] Switching function of pressure range, display unit and switch output specifications Pressure range setting Pressure range that matches with the connected sensor can be selected. In addition, the required range can be set and displayed. (Additional range) •Relation between analog input and digital display Set value 0.002 0 kPa...
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<Operation> Press the button in function selection mode to display [F 0]. Press the button. Move on to pressure range setting. Pressure range setting Press the button to select pressure range. [USEr] is selected. Press the button to move on to the setting of the minimum unit of thWe additional range.
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Setting of the upper limit of the additional rated range Press button to change the value. Press the button continuously to keep changing the value. Set the value that is required to be displayed when the sensor input signal is 100%. The setting range is -1500 to 1500 digit.
■[F 1] Setting of OUT1 Set the output mode of OUT1. Output turns on when the pressure is greater than the set value. The default setting is to turn on the product when the pressure reaches the center of the atmospheric pressure and upper limit of the rated pressure range.
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Hysteresis setting Set the pressure referring to the setting method on page 21. Hysteresis mode: [H_1] Window comparator mode: [WH1] The snap shot function can be used. (Refer to page 55) Press the button to set. Move on to delay time setting. Delay time setting Set the delay time referring to the setting method on page 23.
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●List of output modes : Applicable errors are Er0, 4 to 9. If the point at which the switch output changes is outside of the set pressure range due to the selection of normal or reversed output, the hysteresis value is automatically adjusted. : The figure above shows an operation at OUT 1.
■[F 2] Setting of OUT2 Set the output mode of OUT2. Output turns on when the pressure is greater than the set value. The default setting is to turn on the product when the pressure reaches the center of the atmospheric pressure and upper limit of the rated pressure range.
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Hysteresis setting Set the pressure referring to the setting method on page 21. Hysteresis mode: [H_1] Window comparator mode: [WH1] The snap shot function can be used. (Refer to page 55) Press the button to set. Move on to delay time setting. Delay time setting Set the delay time referring to the setting method on...
■[F 3] Digital filter setting The Digital filter can be selected to filter the pressure measurement. Output chattering or flicker in the measurement mode display can be reduced by setting the digital filter. <Operation> Press the button in function selection mode to display [F 3]. Press the button.
■[F 4] Auto-preset function This function will automatically calculate and set the optimum pressure based on the actual operating condition, when hysteresis mode has been selected. <Operation> Press the button in function selection mode to display [F 4]. Press the button.
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●Auto-preset When auto-preset is selected in function selection mode, the set value can be calculated and memorized from the measured pressure. Repeating the suction and release of the workpiece to be set for several times will automatically optimize the set value. (1) Selection of auto-preset OUT1 mode Press the button in measurement mode to display [AP1 REdY].
■[F 6] Fine adjustment of display value This function is to manually perform a fine adjustment of the displayed pressure value. Pressure can be adjusted in the following range of 5%R.D. <Operation> Press the button in function selection mode to display [F 6]. Press the button.
■[F10] Sub display setting Change the display style of the sub display. Detailed set contents are shown in the pages from 40 <Operation> Press the button in function selection mode to display [F10]. Press the button. Move on to sub display setting. Sub display setting Press the button to select the display style for the sub display.
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<Sub display> •Standard The Standard display function displays the items and values on the sub display. The displayed item varies depending on the setting of the output mode. Select the displayed items by pressing the button in measurement mode. (Hysteresis mode, error output, switch output off) (Window comparator mode) -40- No.PS※※-OMU0012-A...
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•2 value display The 2 value display function displays the items listed below on the right and left side of the sub display. List of items for selection Sub display Item Details Remarks Left side Right side When hysteresis mode is ○...
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Table showing the output mode and output form when Md1 and Md2 are selected. Output mode Output style Display style Normal output Hysteresis mode Reversed output Normal output Window comparator mode Reversed output Error output Normal/Reversed output Switch output off When using the 2 value display function, 3 step setting is not available for the display.
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•Level bar display The Level bar display is a function used to visualize the pressure and the ON area for the switch output on the sub display. The display style varies depending on the setting of the output mode. (In hysteresis mode or window comparator mode) The threshold bar displaying the switch output ON area is displayed according to the table below, using the output mode.
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During an error output or when the switch output setting is OFF, the pressure value meter at the atmospheric pressure is displayed according to the table below. Rated range Display at atmospheric pressure Other than compound pressure Compound pressure •Character string display The Character string display function will display the specified characters on the sub display (right).
■[F11] Display resolution setting This function is to change the pressure display resolution. The flicker of the display can be reduced. <Operation> Press the button in function selection mode to display [F11]. Press the button. Move on to display resolution setting. Display resolution setting Press the button to select the display resolution.
■[F80] Power saving mode Power saving mode can be selected. When selected and no buttons are pressed for 30 seconds, the product will shift to power saving mode. <Operation> Press the button in function selection mode to display [F80]. Press the button.
■[F81] Security code The security code can be turned on or off and the security code can be changed when unlocked. <Operation> Press the button in function selection mode to display [F81]. Press the button. Move on to security code. Security code Press the button to select the setting of security code.
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Security code changing Press the button to input the changed security code on the main display. For instructions on how to enter the security code, refer to "How to input and change the security code" on page 58. After entry, the changed security code will flash by pressing the button for 1 second.
■[F82] Input of line name Function to display the specified character string on the sub display. To display in the measurement mode, select 2 value display [dUAL] or character string display [LinE] using the setting on [F10] Sub display setting. <Operation>...
●Special function setting ■[F90] Setting of all functions All functions can be set in turn. <Operation> Press the button in function selection mode to display [F90]. Press the button. Move on to setting of all functions. Setting of all functions Press the button to select all functions.
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●Setting of each function Order Function Pressure range setting Display unit selection Switching setting of switch output NPN/PNP specifications Output mode setting of OUT1 Reversed output setting of OUT1 Pressure setting of OUT1 Hysteresis setting of OUT1 Delay time setting of OUT1 Display colour setting Output mode setting of OUT2 Reversed output setting of OUT2...
■[F98] Output check Correct operation of the switch output can be confirmed. The output can be turned ON/OFF manually. <Operation> Press the button in function selection mode to display [F98]. Press the button. Move on to output check. Output check Press the button to select output check.
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OUT2 output check Press the button to select OUT2 output check. Press the button to return to [n](normal output), then press the button to set. Return to function selection mode. [F98] Output check completed : Measurement mode can return from any setting item by pressing the button for 2 seconds or longer.
■[F99] Reset to default settings If the product settings are uncertain, the default values can be restored. <Operation> Press the button in function selection mode to display [F99]. Press the button. Move on to reset to default settings. Reset to default settings Press the button to display [ON], then press the buttons simultaneously for 5 second or longer.
Other Settings ○Snap shot function The current pressure value can be stored to the switch output ON/OFF set point. When the items of sub display (left) below are selected in 3 step setting mode, simple setting mode or function selection mode ([F 1] Setting of OUT1, [F 2] Setting of OUT2), by pressing the buttons simultaneously for 1 second or longer, the value of the sub display (right) shows [- - -], and the values corresponding to the current pressure values are automatically displayed.
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○Key-lock function The key-lock function is used to prevent errors occurring due to unintentional changes of the set values. If button is pressed while the keys are locked, [LoC] is displayed on the sub display (left) for approximately 1 second. (Each setting and peak/bottom values are displayed with buttons.) <Operation - Without security code input ->...
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<Operation – With security code input -> •Locking (1) Press the button for 5 seconds or longer in measurement mode. When [oPE] is displayed on the main display, release the button. The current setting [LoC] or [UnL] will be displayed on the sub display. (2) Select the key [LoC] with button, and press the button to set.
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●How to input and change the security code The left most digit starts flashing. Press the button to select a value. Press the button to make the next digit to the right flash. (If the button is pressed at the last digit, the first digit will start flashing.) After the setting is complete, Press and hold the button...
Maintenance How to reset the product after a power cut or forcible de-energizing The setting of the product will be retained as it was before a power cut or de-energizing. The output condition is also basically recovered to that before a power cut or de-energizing, but may change depending on the operating environment.
Troubleshooting ○Troubleshooting When any failure occurs with this product, the following chart can be used to identify the cause of the failure. If a cause applicable to the troubles cannot be identified and normal operation is recovered by replacement with a new product, this indicates that the product itself was faulty. Problems with the product may be due to the operating environment (installation etc).
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The display is Displayed value is not Refer to Trouble No.7 unstable. correct Refer to Trouble No.9 The display turns OFF. Refer to Trouble No.9 The display is missing. Refer to Trouble No.10 Display flashes. There are differences in the displayed values Refer to Trouble No.11 when using more than one product.
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○Troubleshooting list Problem Problem possible Problem Investigation method Countermeasures causes •The switch (1) Check the set pressure value. output does not (2) Check the settings of the (1) Adjust the set pressure turn OFF. operation mode, hysteresis and value. The operation Incorrect output type.
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Problem Problem possible Problem Investigation method Countermeasures causes (1) Check if the output current is 80 (1)(2) Connect the mA or more. appropriate load. (2) Check if the connected load (3) Use a relay with a surge complies with the specification. Excess current voltage suppressor or Check if the load is short circuited.
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Problem Problem possible Problem Investigation method Countermeasures causes Applied voltage Check the pressure range setting. Incorrect does not match Check if the connected pressure Select the correct pressure pressure range with the displayed sensor and the set pressure range range. setting pressure value.
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Problem Problem possible Problem Investigation method Countermeasures causes Unit s selection function is not available for fixed to SI Model selection units type. (model selected Check if the product number printed Display (kPaMPa is available) does not have on the product indicates units measurement : The units selection function is units selection...
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○Error indication function This function is to display error location and content when a problem or error has occurred. Error Error displayed Description Measures Turn the power off and remove Over current The switch output load current is 20 mA the cause of the over current.
Specifications Product No. PSE3#AC series Rated pressure range Display/set pressure range Refer to the table for each pressure specification (page 68) Display/min. setting unit Power supply voltage 12 to 24 VDC (±10%), ripple max. 10% (p-p) Current consumption 25 mA or less Protection Polarity protection Display accuracy...
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○Table for each pressure specification Applicable SMC pressure sensor Rated pressure range Display/set pressure range Display/min. setting unit PSE550 0 to 2 kPa -0.2 to to 2.1 kPa 0.001 kPa PSE531, PSE541, PSE561 0 to -101 kPa 10 to -105 kPa 0.1 kPa PSE533, PSE543, PSE563, PSE573 -100 to 100 kPa...
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