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1. Auto Step Function The auto step function divides the range of zero to full scale into m equally increases or decreases the output in a step by step manner by changing the variable n of the n m output from n 0 to m when the divided output function n m is selected Sweep Function The sweep function linearly increases or decreases the output Memory Function With a pair of generated and measured signal values in a set the CA51 CA71 can handle a maximum of 50 sets of data by means of its built in memory Communication Function CA71 only By connecting the communication cable RS 232 91017 you can read internal memory data and measured value or set the generated signal from a personal computer Terminal adapter N WARNING 99021 oy pa Lead cable for measurement d aT Sam al is a Measurement range The allowable voltage to the ground when the included terminal adapter is attached to the input terminals is 30 Vpeak maximum Red Black Black Lead cable for source generation 98020 setting rotary switch Select from the following O a Signal generation range setting rotary switch Select from the following AC voltage DC voltage TC Resistance RTD Frequency pulse DC current For CA71 only DC voltage TC Resistance RTD Frequency pulse DC current POWER key Various function setti2. K 200 010 1372 0 C fe 200 0 0 1000 0 C x 0 05 1 5 C J 200 00 1200 0 C 100 C or greater TT 200 0 400 0 C 0 1 C oa Nf 200 010 1300 0 S 0 05 2 C 100 C or less 1 C Temperature coefficient Accuracy shown above x 1 5 C 6 As per JIS C 1604 1997 ITS 90 IP TS 68 may be selected through internal settings DIP switch 7 As per JIS C 1602 1995 ITS 90 L and U are DIN specs K E J T N R S and B may be switched to IPTS 68 through internal settings DIP switch L and U are not switched General Specifications SOURCE unit response time eee 1 second time between start of voltage change and when voltage enters accuracy SOURCE unit voltage limiter Approximately 32 V SOURCE unit current limiter Approximately 25 mA Divided output n m function Output setting x n m n 0 tom m 1 to 19 n lt m Auto step output function n value sent automatically when n m function is selected two options approximately 2 5 seconds step or approximately 5 seconds step Sweep function Sweep time two options approximately 16 seconds or approximately 32 seconds Memory function 50 sets of data generated and measured values are stored as value sets with the same address up to 50 sets of data can be stored MEASURE unit maximum input Voltage terminal 300V DC AC Current terminal 120 mA DC Current terminal input protection Fuses 125 mA 250 V MEASURE unit ground voltage Maximum 300 V AC
3. 10 uV Input resistance 10 MQ or greater DOVJE 4V Oto 1 1000 V 0 025 0 2 mV ee Cae LN Input resistance Approximately 1 MQ 100 V 0 to 110 00 V 0 05 20 mV 0 01 V eee TARA Input resistance Approximately 14 Q OmA Oto 100 00 mA 0 04 30 uA Resistance 400 Q 0 to 400 00 Q 0 05 0 1 Q 0 01 Q Accuracy during 3 wire measurement V 0 to 1 100 V Input resistance 10 V O to 11 00 V 0 5 5 dgt AC voltage Decanen mA to 24 000 mA Input frequency 45 to 65 Hz Input voltage range 10 to 100 Measurement method Average value rectification 0 01 V Approximately 10 MQ 10 pF 00 V O to 110 0 V 0 1 V Input resistance 1V Approximately 1 0 to 300 V 0 5 2 dgt OS ace 00 Hz 1 00 to 100 00 Hz 0 01 Hz Maximum input 30 V peak 1000 Hz 11 0 to 1000 0 Hz Input resistance 200 kQ or greater Frequency 10 KHz 0 001 to 14 000 kHz 5 yot 0 001 kHz Seen sige pear eae ontact input Maximum z pulse CPM J1 to 99999 CPM 1 CPM va CPH 1 to 99999 CPH ora CPM Counts per minute CPH Counts per hour Temperature coefficient Accuracy shown above x 1 5 C lt lt Contents gt gt lt lt Index gt gt 4 MEAURE unit temperature Range and Accuracy CA71 only Accuracy reading percentage plus C 0 to 1768 C 0 05 2 C F 100 C or greater S 0 to 1768 C 0 05 B C B 600 to 1800 C 100 C or less Pt100 6 200 0 to 850 0 C Accuracy during 3 wire o 0 fe
4. Memory function and Communication function are available Communication function CA71 only Easy Operation The CA51 CA71 incorporates rotary switches for simple handling Just open the cover of carrying case and connect the cables and you are ready to take measurement E FUNCTIONS Generation and Measurement Generation and Measurement of Voltage Current The CA51 CA71 can generate voltage current up to 30 V DC 24 mA DC and measure up to 100 V DC 100 mA DC 4 20 mA Step Function You can set the signal in 4 mAincrements or decrements in order 4 amp 8S 12 amp 16 20 mA by one touch operation 20 mA SINK Function The 20 mA SINK function can draw current from an external voltage source to the H terminal of SOURSE unit Thus the CA51 CA71 can be used in a loop test for example as a simulator for transmitters Example of Connection Two wire transmitter Distributor a The figure shows the example of connection to distributor for two wire transmitter The CA51 CA71 can draw current SINK from supply voltage up to28 V and check a loop 20 mA SINK range is used In addition it can simultaneously measure the output of distributor Equivalent Output of TC RTD In addition to10 types of TC K E J T N L U R S and B RTD Pt100 JPt100 outputs are available The CA51 CA71 can be used for maintenance of industrial instruments for process or various thermometers Multi T
5. The set pulse can be output It is suitable for checking integrating counter Any value of frequency and amplitude is settable CPM count min CPH count hour Function In MEASURE mod functions for measurement pulse number per minute is counted It is suitable for the integration of discontinuous pulse signals from flow meter In SOURCE mode functions for generation you can select either generation of continuous pulse signals or generation of given number of pulses Example of Connection Flow meter lt Power suppi 12 V or 24 V Pulse receiver integrating counter pulse converter controller or the like The figure shows the example of connection for measurement of pulse signal integration from flow meter and generation of pulse signal to receiver like converter controller or the like For example since pulse signal from flow meter is discontinuous use CPM CPH function for integrating count of pulse number per minute or per hour Measurement of Commercial Power Supply Voltage AC voltage up to 300 V can be measured World wide supply voltage can also be measured Useful Functions Divided Output n m Function The divided output n m function outputs a value n m times the setpoint of a voltage current resistance TC or RTD signal When inputting the percentage of instrument input value within the range of zero to full scale bothersome calculations for percentage is not required
6. lt lt Contents gt gt lt lt Index gt gt General Specifications GS 77W02A01 01 E Model CA51 CA71 HANDY CAL calibrator E GENERAL The CA51 CA71 HANDY CAL calibrators are comprehensive generating measuring instruments for all your calibration and equipment checking needs at maintenance sites The CA51 CA71 can simultaneously generate and measure voltage current TC RTD and pulse signals thus you don t need to prepare many instruments In addition the incorporated rotary switches of good repute enable operations so smooth that an incorrect measurement caused from erroneous operations can be prevented E FEATURES Simultaneous signal generation and measurement capability The CA71 lets you handle regular tests on TCs RTDs and various other types of sensors and instruments as well as operation checks when a problem has occurred By itself it can generate signals for input to equipment and check output signal from equipment TC and RTD measurement functions CA71 only AC voltage including supply voltage measurement capability In cases where numerous signal converters and other devices are mounted on a rack or panel the CA51 CA71 can be used to check the input and output signals of each device while simultaneously checking the power supply There is no need for a separate multimeter to measure supply voltage A wide array of useful functions Divided output n m function Auto step function Sweep function
7. Measurement display updating rate Approximately once per second Serial interface Enables when communication cable RS 232 is connected sold separately as optional accessory CA71 only Display Segment LCD approximately 76 mm x 48 mm Backlight LED backlight auto off after one minute from when LIGHT key is turned on Power supply Four AA size LR6 alkaline batteries or special AC adapter sold separately Measurement off output 5 V DC 10 kQ or greater Approximately 40 hours Simultaneous signal generation measurement output 5 V DC 10 kQ or greater Battery life Approximately 20 hours Simultaneous signal generation measurement output 20 mA 5 V Approximately 12 hours using alkaline batteries with backlight off nee ae standards EMC EN55011 Group1 Class EN61326 Annex B Insulation resistance Across input terminal and output terminal 500V DC 50 MQ or greater Withstand voltage Across input terminal and output terminal 3 7 kV AC for one minute Operating temperature and humidity 0 to 50 C 20 to 80 RH no condensation ranges Storage temperature and humidity 20 to 50 C 90 RH or less no condensation ranges External dimensions WHD Approximately 190 x 120 x 55 mm Wight Approximately 730 g including batteries lt lt Contents gt gt lt lt Index gt gt 5 E HARDWARE BLOCK DIAGRAM MEASURE Mode SOURCE Mode Output on off relay Section Section OO RJ detection circuit
8. Reference Pulse Multiplying source SOURCE D A converter selector amp A D voltage converter divider Temperature sensor DC DC lala P ower on off switch O O ern O O O supply S oO T oats eu eewo DIP switch ey aaa s8 PAC 100V AC adapter E EXTERNAL DEMENSIONS Unit mm approx inches 193 7 61 54 5 2 15 H O OnO a Of Lywovenax cusen MEAS es 120 4 73 113 8 4 49 Note This figure shows the CA71 but there is no difference in exterior from the CA51 lt lt Contents gt gt lt lt Index gt gt E MODEL CA51 CA51 HANDY CAL calibrator Basic model CA71 CA71 HANDY CAL calibrator Provided with temperature measurement and communication functions Standard accessories Lead cables for source generation one red two black 98020 Lead cables for measurement one red one black RD031 Carrying case 93016 Terminal adapter 99021 User s manual IM CA71 E Fuse A1501EF for current terminal input protection Four AA size LR6 alkaline batteries A1070EB x 4 E ORDERING INSTRUCTIONS When ordering specify the model and necessary unnecessary of QIC E OPTIONAL ACCESSORIES AND SPARE PARTS Optional Accessories B9108WA Sensor for reference junction compensation B9108XA Lead cable RJ sensor and the like can be stored 91017 Communication cable 9 pin D sub Spare Parts 98020 Lead cables for source generation One red two black RDO31 Le
9. ad cables for measurement One red one black Lead cables for source generation measurement 93016 Carrying case terminal adapter four spare batteries fuse AC adapter and User s manuals can be stored 99021 Terminal adapter Used when measuring temperatures A1501EF Fuse For current terminal input protection sold by the ten pieces
10. emperature The CA51 CA71 can be used as multi thermometer because the measurements for all ranges are available For RTD 3 wire measurement is available Built in Reference Junction Compensation Sensor As a means of easily providing reference junction compensation when TC is generated you can use the temperature sensor within the CA51 CA71 For more accurate reference junction compensation use RJ sensor model B9108WA sold separately Example of Connection Instrument to be A calibrated Temperature controller m b temperature converter or the like The figure shows the example of connection eee OM for three wire RTD thermometer F The equivalent output of temperature set in the CA51 CA71 is input to the instrument to be calibrated At this time three wire connection is required to cancel the wire resistance of lead cable connecting the CA71 and the instrument to be calibrated SOURCE lt lt Contents gt gt lt lt Index gt gt 2 Generation and Measurement of Pulse Frequency can be set in the wide range of 1 Hz to 11 kHz With switch selection the CA51 CA71 can generate or measure pulses It is suitable for checking a flow meter or receiver Generation and Measurement of Voltage Pulse and Contact Pulse The CA51 CA71 can generate and measure voltage pulse amplitude 0 1 V to 15 V zero base waveform and contact pulse Pulse Cycle Function
11. ngs Keys to set various settings Generated signal setting Divided n m function Memory function TEMP key Enables temperature monitoring LIGHT key Turns on the LCD backlight lt lt Contents gt gt lt lt Index gt gt E SPECIFICATIONS SOURCE unit Range and Accuracy Accuracy setting percentage plus uV mV mA Q or C 100mV__ 10 00 to 110 00 mV_ 0 02 15 uV uv 0 to 1 1000 V 0 02 0 1 mV 0 1 mV DC voltage 0 to 11 000 V 0 to 30 00 V 0 to 24 000 mA DC current 4 20 mA 4 8 12 16 20 mA mA SINK 0 1 to 24 000 mA 0 02 1 mV 1 mV 0 02 10 mV 10 mV 1 uA 0 025 3 uA 4mA 0 05 3 uA 1 uA Resistance 400 Q 0 to 400 00 2 0 025 0 1 Q 0 01 9 ban Pti00 2_ 200 0t0850 0 C 9 495 40 3 C ate JPt100 200 0 to 500 0 C IK 200 0 to 1372 0 C 0 02 0 5 C 2000fo700002e 17 Cor greater 0 02 1 C J 200 0 to 1200 0 C 400 C or less IT 200 0 to 400 0 C 0 02 0 5 C IN 200 0 to 1300 0 C 0 Cor greater L 200 0 to 900 0 C 0 02 1 C TC 4 0 C or less 0 02 2 5 C 100 C or less 0 02 1 5 C Maximum output 5 mA Maximum output 10 mA Maximum output 10 mA 1 Maximum load 12 V External power supply 5 to 28 V Excitation current 0 5 to 5 mA 3 If 0 1 mA add 0 25 Q or 0 6 C Subject device input capacitance 0 1 uF or less TC generation accuracy does not include RJ sensor accu
12. racy lt RJ sensor specs gt Measurement range 10 to 50 C Accuracy when combined with main unit 18 to 28 C 0 5 C Other than the above 1 C 100 C or greater 0 02 2 C g 1000 C or less 600 to 1800 C 0 02 1 5 C 1000 C or greater 500 Hz 1 0 to 500 0 Hz Output voltage 0 1 to 15 V zero base waveform 1000 Hz 90 to 1100 Hz Amplitude accuracy 5 0 1 V Frequency 10 kHz 0 9kHzto11 0kHz 0 1 kHz 0 1kHz Maximum load current 10 mA pulse Contact output Pulse 1 to 99999 cycles 1 cycles With 0 0 V amplitude setting FET switch ON OFF cycle 5 Maximum open close voltage current 28 V 50 mA Temperature coefficient Accuracy shown above 1 5 C 1 Output up to 24 V 22 mA is possible when using the AC adapter 2 As per JIS C 1604 1997 ITS 90 IP TS 68 may be selected through internal settings DIP switch 3 Excitation current If less than 0 1 mA to 0 5 mA then add 0 025 Is mA Q or 0 06 Is mA C 4 As per JIS C 1602 1995 ITS 90 L and U are DIN specs K E J T N R S and B may be switched to IPTS 68 through internal settings DIP switch L and U are not switched 5 Frequency interval between one pulse and another and amplitude during pulse cycle generation may have the same range as during frequency generation MEAURE unit Range and Accuracy Accuracy reading percentage plus uV mV uA Q or dgt digit 100 mV 0 to 110 00 mV 0 025 20 uV
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