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【  Operation Manual  】 

 
 

Compact Dual Digital Meter 

 
 

SP-490 Series 

 
 
 
        Thank you for purchasing this UINICS product. 
        Please read this Operation Manual carefully in order to ensure that you use the meter 
        safely and correctly. 
 
 
 
         

  Product specification, model name  〔Ex.〕 

                              SP-490-F 

                                                          ↑ 
                                        No code:NPN open collector pulse input 
                                        F:Voltage pulse input 
 
 
 
 
 
 
     

   Caution 

            For professional use only or designed for use by a licensed electrician only. 
 
     

   Attention 

            Check if the label (model name) of the unit and your desired product specification 
            correspond before use. 
 
 

UINICS CO., LTD. 

6th.:Sep.  2, 2015    @SP-490CE(6)-1 

Summary of Contents for SP-490 Series

Page 1: ...you use the meter safely and correctly Product specification model name Ex No code NPN open collector pulse input F Voltage pulse input Caution For professional use only or designed for use by a licen...

Page 2: ...accidents Avoid exposing the unit to direct sunlight environments exceeding the specified temperature humidity conditions or condensation Do not use the unit in environments containing flammable gases...

Page 3: ...kind time unit and decimal place to Mode 01 A input Setting the scaling factor Mode 02 A input Setting the exp value moving average range and auto zero time Mode 03 B input Setting the scaling factor...

Page 4: ...B input The sum A B The difference A B Absolute ratio B A 100 Difference ratio B A A 100 Concentration B A B 100 In case the lower row indicates the reading of B input the upper row indicates the read...

Page 5: ...tachment panel etc and use as a display of a unit Ex About a guaranteed period and a guaranteed area Guaranteed period The period a product guarantees is 4 year from a delivered day Guaranteed area If...

Page 6: ...nput Sensor input Input signal Setting by the dip switch Standard NPN open collector pulse input 10 mA min or ground contact Option F type Voltage pulse input 2 0 V or lower for LOW 3 8 30 V for HI In...

Page 7: ...ions during the input from the terminal board NPN open collector pulse input or ground contact Others Mode protect Change of mode setting value is made impossible Power failure backup Each setting val...

Page 8: ...ngs for fixing from the rear to fix the body At this time if the body is not secured tightly fasten screws a little more Fit the body on to a panel 0 8 4 0 mm in thickness Fig 2 Connecting terminal bo...

Page 9: ...re connected in reverse by mistake the internal protective circuit is activated to stop the reverse current flow In this case disconnect then reconnect correctly 30 seconds later for normal operation...

Page 10: ...2 3 or 4 1 2 3 12V 102 2 2K 47K DSW1 470 102 2 2K 47K DSW1 470 OUT4 COM2 7 14 OUT3 13 12V 30V 30V Construction of input output circuit A and B sensor input NPN open collector pulse input Fig 8 Voltage...

Page 11: ...indicates the reading of A input or B input In the setup the mode it indicates Mode Number In the setup the preset value for alarm output it indicates out1 out4 In the setup the mode protect it indic...

Page 12: ...or 2 seconds or more calls up mode protect setting Press on off switchover Activated under 2 seconds indicates current mode protect setting Shifts the flashing indication to the digit to the right dur...

Page 13: ...t response frequency 10kHz or lower and the open collector pulse input type unit is shown in the diagram in the left The black square indicates switch position Input A 1 2 3 4 Input response frequency...

Page 14: ...al setting Notes Mode protect Table 3 Initial setting Note off Initialization Turn power on with Reset key being pressed to initialize the settings After the initialization the set values will be as s...

Page 15: ...Shifts the flashing indication to the digit to the right Each time the key is pressed shifts the indication to one right Changes the value of the flashing digit Each time the key is pressed the number...

Page 16: ...al point Mode 00 P 14 Upper lower row Setting the decimal place Setting the time unit Mode 00 P 14 Setting the time unit To change indication of upper row in case the lower row indicates the sum diffe...

Page 17: ...f upper row 0 0 0 0 00 0 000 Decimal place of lower row 0 0 0 0 00 0 000 Measurement kind lower row B input The sum A B The difference A B Absolute ratio B A 100 When denominator or molecule is zero D...

Page 18: ...g factor and the exponential value a minus power of 10 the scaling ratio per pulse can be set The exponential value a minus power of 10 is set in Mode 02 Ex Using a flow meter which emits 2 5mL per pu...

Page 19: ...read calculated averaged and indicated This function is effective in the case that the flow rate value per pulse is not exact For this calculation however the latest one pulse is taken in and the prec...

Page 20: ...lue a minus power of 10 is set in Mode 04 The setting is the same as that of the Mode 01 Mode 04 B input Setting the exp value moving average range and auto zero time Exp value exponent 10 0 9 Moving...

Page 21: ...selected A reading is displayed synchronizing with indication sampling time 0 is always displayed 0 4 are expressed as 0 and 5 9 as 5 Indication sampling time Input signals are read by this time and...

Page 22: ...f A input The upper row indicates the reading of B input In case the upper row indicates the reading of A input The lower row indicates the reading of B input while pressing Up key In case the upper r...

Page 23: ...h the alarm function is Activated is specified Output selection The upper row or the lower row is specified as the target for alarm output If No output is selected the alarm is disabled Upper or lower...

Page 24: ...disable time interval sec immediate sec sec 10 sec sec 20 sec sec 30 sec sec 60 sec Output selection No output disable Upper row reading value Lower row reading value Upper or lower limit selection U...

Page 25: ...sec sec 30 sec sec 60 sec Output selection No output disable Upper row reading value Lower row reading value Upper or lower limit selection Upper limit Lower limit Output mode 2 9 One shot output Comp...

Page 26: ...sec sec 30 sec sec 60 sec Output selection No output disable Upper row reading value Lower row reading value Upper or lower limit selection Upper limit Lower limit Output mode 2 9 One shot output Comp...

Page 27: ...ication to the digit to the right Each time the key is pressed shifts the indication to one right Changes the value of the flashing digit Each time the key is pressed the number goes up by one RES Aft...

Page 28: ...nceled When the mode protect is set operate each key according to the following table Operation key Indication Procedure Press the key for 2 seconds or more The present setting is shown in displays Ch...

Page 29: ...26 M R M M M R M R M M Power supply off M R M Test mode Fig 13...

Page 30: ...xternal dimensions Fig 14 Materials Case ABS Front frame ABS Terminal board ABS Front panel Acrylics Key sheet Silicone rubber Fitting for fixing the body Polyester Panel cutout dimensions and pitch f...

Page 31: ...28...

Page 32: ...u Sakai shi Osaka 593 8311 Japan Tel 81 72 274 6001 Fax 81 72 274 6005 Home page address http www uinics co jp Tokyo Office Tel 81 3 5256 8311 Fax 81 3 5256 8312 Please understand that the specificati...

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