background image

NO.ZK2-OM00501-B 

 

 

 

 

 

 

 

 

 

PRODUCT NAME

 

 

Digital pressure switch for energy-saving 

control ejector 

 

MODEL / Series / Product Number 

 

ZK2-ZSV####-A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Summary of Contents for ZK2-ZSV-A Series

Page 1: ...NO ZK2 OM00501 B PRODUCT NAME Digital pressure switch for energy saving control ejector MODEL Series Product Number ZK2 ZSV A...

Page 2: ...unction selection mode 22 Default setting 22 F0 Unit selection function 24 F1 OUT1 25 F2 OUT2 27 F3 Response time 29 F4 Auto preset 30 F6 Fine adjustment of display value 32 F11 Display resolution 33...

Page 3: ...of equipment failure when configuring the equipment 2 Only personnel with appropriate training should operate machinery and equipment The product specified here may become unsafe if handled incorrectl...

Page 4: ...lity a replacement product or necessary parts will be provided This limited warranty applies only to our product independently and not to any other damage incurred due to the failure of the product 3...

Page 5: ...fications before use Do not operate in an atmosphere containing flammable or explosive gases Fire or an explosion can result This product is not designed to be explosion proof Do not use the product i...

Page 6: ...llowable load Otherwise it can cause damage or shorten the lifetime of the Pressure switch Design the product to prevent reverse current when the circuit is opened or the product is forced to operate...

Page 7: ...duct by pulling the lead wire Tensile force 20 N or less Hold the body when handling to avoid the damage of the Pressure switch which lead to cause the failure and malfunction Eliminate any dust left...

Page 8: ...check Depending on the circuit used insulation may not be maintained when operation is forced allowing reverse current to flow which can cause malfunction and damage the product Keep wiring as short...

Page 9: ...h error is displayed when the Pressure switch load is short circuit generated excess current lead to cause the damage of the Pressure switch Do not press the setting buttons with a sharp pointed objec...

Page 10: ...9 NO ZK2 OM00501 B Model Indication and How to order How to order Integrated cable assembly for the solenoid valve pressure switch A...

Page 11: ...LED display Displays the current status of pressure setting mode and error code button UP Selects a mode and increases ON OFF set value Press this button to change to the peak display mode button DOWN...

Page 12: ...at the vacuum pressure during adsorption is monitored and ON and OFF of the ejector is automatically controlled Error indication Error code With the self diagnosis function given to the Pressure switc...

Page 13: ...to distinguish between manual and auto preset pressure setup Max applied voltage The maximum value of applied voltage available to the output line of the NPN output Max Min load impedance The maximum...

Page 14: ...s the specifications Values over this range can be set if they are within the set pressure range but cannot assured the specifications to be satisfied Repeatability Reproducibility of the displayed va...

Page 15: ...e value of pressure is indicated Only a product with this function can change the unit A product with unit changing function cannot be purchased if it is used within Japan Pressure is indicated only b...

Page 16: ...no longer be met This can be prevented by inserting a noise filter such as a line noise filter and ferrite core between the switch mode power supply and the product or by using a series power supply i...

Page 17: ...and wiring example NPN output type NPN open collector 2 outputs Max applied voltage 26 4VDC Max load current 80mA Residual voltage 2 V or less PNP output type PNP open collector 2 outputs Max load cur...

Page 18: ...provided into the O ring groove of the pressure switch and mount the pressure switch to the ejector body with the two mounting screws provided The required tightening torque is 0 08 to 0 10 Nm If the...

Page 19: ...rement mode The measurement mode is the condition where the pressure is detected and indicated and the switch function is operating This is the basic mode and other modes should be selected for settin...

Page 20: ...e P_1 by the amount of hysteresis value H_1 the switch will be turned OFF The default settings are P_1 70 0 kPa and H_1 10 0 kPa Operation of OUT2 Supply pilot valve OUT2 is turned on by the signal fo...

Page 21: ...t continuously to keep decreasing the set value 4 Press the button to complete the setting of P_1 The display shows H_1 and the set value in turn The button is to increase and the button is to decreas...

Page 22: ...21 NO ZK2 OM00501 B Reversed output out1 A...

Page 23: ...Select the hysteresis mode Hysteresis mode Reversed output Selects which type of switch output is used normal or reversed Normal output Pressure setting Sets the ON or OFF point of the switch output 7...

Page 24: ...of display value See page 32 0 F11 Display resolution See page 33 1000 split F80 Power saving mode See page 34 OFF F81 Security code See page 35 OFF F90 Setting of all functions See page 36 OFF F96 Ch...

Page 25: ...peration Press the or button in function selection mode to display F 0 Press the button Move on to select the display unit Press the button to set Return to function selection mode Setting of F 0 Unit...

Page 26: ...25 NO ZK2 OM00501 B F 1 Setting of OUT1 The output mode of OUT1 can be set Reversed output pressure value and hysteresis can be set List of output modes...

Page 27: ...ure Press the button to set Move on to setting of hysteresis Press the button to set Return to function selection mode F 1 Setting of OUT1 complete Check of output mode Check the set value same as the...

Page 28: ...uction switch ON point P_1 H_2 Supply pilot valve signal ON point the supply pilot turns on again to maintain the vacuum After the supply pilot valve is turned off the vacuum pressure will decrease Wh...

Page 29: ...range in which ON point of the supply pilot valve input is prohibited Press the button to set Return to function selection mode F 2 Setting of OUT2 complete 1 Selected parameter become effective after...

Page 30: ...setting the response time Operation Press the or button in function selection mode to display F 3 Press the button Move on to setting of response time Press the button to set Return to function selec...

Page 31: ...function Press the button to set Return to function selection mode Setting of F 4 Auto preset completed Press button in measurement mode to set pressure Refer to page 31 Then press button again to cha...

Page 32: ...splay will show A1L and pressure measurement begins Operate the equipment and change the pressure When the a pressure change is detected A1H will be displayed automatically continue operating the equi...

Page 33: ...ress the button Move on to setting of fine adjustment of display value Press the button to set Press the button to set Return to function selection mode Setting of F 6 Fine adjustment of display value...

Page 34: ...ion Press the button to set Return to function selection mode Setting of F11 Display resolution completed It may not be possible to change the resolution depending on the unit of pressure selected The...

Page 35: ...ion selection mode Setting of F80 Power saving mode completed Power saving mode 1 remains enabled until turned off In power saving mode 1 the brightness of the whole display is reduced In power saving...

Page 36: ...the button Move on to setting of security code Press the button to set Return to function selection mode Setting of F81 Security code complete If the security code is used it becomes necessary to ent...

Page 37: ...ch function After the change to oFF unused press the button to set Return to function selection mode Press the button for 2 seconds or longer F90 Setting of all functions completed Measurement mode 1...

Page 38: ...ve signal ON point 8 Supply pilot valve signal OFF point 9 Setting of hysteresis OUT2 Set the range in which the supply pilot valve input is prohibited 10 Setting of response time 11 Setting of displa...

Page 39: ...display F96 Press the button Move on to the suction signal input check Press the button Return to function selection mode F96 Check of suction command signal completed Check of the input of suction c...

Page 40: ...ection mode to display F98 Press the button Move on to check of output If n normal output is selected press the button to set Return to function selection mode If F forcibly output is elected press th...

Page 41: ...plete the output check Press the button for 2 seconds or longer Setting of F98 Check of output completed Measurement mode Return to measurement mode from any point by pressing the button for 2 seconds...

Page 42: ...the button Move on to reset to the default setting All settings are returned to the default values Return to function selection mode oFF unused selected Press the button to confirm selection Return to...

Page 43: ...be adjusted to zero when the pressure to be measured is within 3 5 F S of the zero point set at the time of shipment from the factory Perform zero clear while pressure is not applied The zero clear ra...

Page 44: ...locking of the keys UnL 3 When the button is pressed input of the security code will be requested For how to enter the security code refer to How to entry the security code on page 44 4 If the securi...

Page 45: ...y code The new security code will be displayed 3 Check the new security code is as desired and press the button for 1 second or longer Return to the measurement mode At this time if the or button is p...

Page 46: ...ntrol How to stop energy saving function For stopping the energy saving function change the setting of H_3 to P_1 H_3 100 Refer to page 25 F 2 OUT2 setting for the setting of H_3 E g In case of P_1 60...

Page 47: ...e 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 Therefore check the sa...

Page 48: ...have been caused by the operating environment network construction etc Consult with SMC separately to obtain countermeasures Yes No The pressure switch does not operate correctly Refer to error No 1...

Page 49: ...en using 2 or more Pressure switches Refer to reference No 7 The display is not normal Refer to reference No 8 Refer to reference No 9 Refer to reference No 10 Refer to reference No 13 Refer to refere...

Page 50: ...en selected or the other way around Review the selected model output type Broken lead wire Check if there is bending stress applied to any parts of the lead wire Bending radius and tensile force appli...

Page 51: ...ge 24 VDC 10 1 Remove the noise and the noise source or take measures to prevent noise interference and reset the product or turn off and then turn back on the power supply 2 Supply power in the range...

Page 52: ...oltage of 24 VDC 10 Incorrect wiring Check the power supply wiring Check if the brown and blue wires are connected to DC and DC respectively and if the wiring is secure Correct the wiring Power saving...

Page 53: ...ion allow the product to warm up for 10 to 15 minutes Product failure Replace the product 12 The display units cannot be changed Improper model selection Selection of model without unit selection func...

Page 54: ...es hysteresis 2 Check the response time 1 Widen the hysteresis 2 Change the response time setting Incorrect wiring broken lead wire 1 Check the power supply wiring 2 Check if there is bending stress a...

Page 55: ...rement mode The zero clear range can vary 1 F S with individual product differences Perform zero clear operation again after restoring the applied pressure to an atmospheric pressure condition Pressur...

Page 56: ...ection Provided Repeatability 0 2 F S 1 digit Hyster esis Hysteresis mode Adjustable can be set from 0 1 Display 3 1 2 digits 7 segment display color display Red Indicator accuracy 2 F S 1 digit at am...

Page 57: ...time Elimination of copying function Fixed output of OUT2 B How to stop energy saving control function Note Specifications are subject to change without prior notice and any obligation on the part of...

Reviews: