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Opman SC77 v16.qxd - Fieldpiece Instruments

1. Selecting ranges For DC voltage set the meter to the VDC parameter instead of VAC as shown above For all ranges and functions choose a range just above the value you expect If display reads OL over load select a higher range If display shows less than three numbers select a lower range for better resolution CE This instrument complies with the requirements of the following European Community Directives 89 336 EEC Electromagnetic Compatibility and 73 23 EEC Low Voltage as amended by 93 68 EEC CE Marking DC current Ranges 400uA Resolution 0 1yA Accuracy 1 0 rdg 2 dgt Voltage burden 1V Overload protection 500V DC or AC rms Resistance Ranges 4009 4kQ 40kQ 400kQ 4MQ 40MQ Resolution 0 1 Accuracy 1 2 rdg 4 dgts on 4002 to 400kQ ranges 1 5 rdg 4 dgts on 4MQ range 3 0 rdg 5 dgts on 40MQ range Open circuit volts 0 45VDC typical 1 2VDC on 400Q range Overload protection 500VDC or AC rms Temperature Range 30 to 1000 F 34 to 538 C Resolution 0 1 Accuracy 1 F 32 to 120 F 0 to 49 C 1 1 5 F 4 to 750 F 20 to 399 C 2 4 F 30 to 4 F 34 to 20 C 2 4 F 750 to 1000 F 399 to 538 C Sensor type K type thermocouple Overload protection 60 VDC or 30 VAC rms Capacitance Will display dsc if capacitor needs discharge CAPACITOR True RMS Digital multimeters use two different types of AC s
2. of electric shock A Caution refer to manual L Ground ol Double insulation Available Fieldpiece accessory heads There is a Fieldpiece accessory head available for just about any job There are heads to measure tempera ture superheat subcooling RH wet bulb dew point vacuum microns of mercury manometer inches of water column amps AC amp DC high voltage CO CO2 air velocity and many more Non contact voltage With the NCV tab on the tip of the clamp close to an AC voltage press the NCV button The NCV LED will light and the beeper will beep The NCV function is sensitive enough to detect 24VAC on thermostats Hi voltage indicator In any VAC VDC range when you touch a voltage greater than 30V the beeper will beep and the red Hi V LED will blink BE CAREFUL Current measurements The fixed jaw is longer than the moveable jaw to make it easier to select just one wire from a bundle With the jaws closed separate one wire using the long fixed jaw Slide it to the corner where the two jaws meet Then open the jaws to let it in You can select the wire without having to hold the jaws open Microamps For measuring the flame diode cur rent in a heater control For your safety General Disconnect the test leads before opening the case Inspect the test leads for damage to the insulation or exposed metal Replace if suspect Never ground yourself when taking electrical measurements Do not
3. touch exposed metal pipes outlets fixtures etc which might be at ground poten tial Keep your body isolated from ground by using dry clothing rubber shoes rubber mats or any approved insulating material When disconnect ing from a circuit disconnect the RED lead first then the common lead Work with others Use one hand for testing Turn off power to the circuit under test before cutting unsoldering or breaking the circuit Keep your fin gers behind the finger guards on the probes Do not measure resistance when circuit is powered Do not apply more than rated voltage between input and ground All voltage tests For model SC77 all voltage ranges will withstand up to 600VDC or 600VAC rms Do not apply more than 600VDC or 600VAC rms AC tests Disconnect the meter from the circuit before turning any inductor off including motors trans formers and solenoids High voltage transients can damage the meter beyond repair Do not use during elec trical storms Capacitance For motor start and motor run capacitors Disconnect the capacitor from power first Short the terminals to discharge the capacitors Disconnect any resistors that might be between the terminals of the capacitor The SC77 displays a dsc symbol when capacitor needs discharging Temperature Plug any K type thermocouple directly into the meter to measure tem perature Temperature measurement will maintain good accuracy in fast changing en
4. AUTO RANGING T RMS DIGITAL CLAMP METER Model SC77 A Fieldpiece C77 APO HOLD e nm m F an 4 itaka n laa a Ca mVVmAKMQ Hev NCV Works with 9 9 0 Fieldpiece accessory heads HI V WARNING NON CONTACT VOLTAGE AUTO POWER OFF SOOV MAX IN Q gt H D MED WAA Fieldpiece ONLI OPERATOR S MANUAL Works with Fieldpiece accessory heads Connect your Fieldpiece accessory head to SC series meter through included deluxe silicone leads Use 400mVDC or 4000mVDC_ range for most heads SC77 connected to ARH4 through leads A WARNINGS A DISCONNECT AND UNPLUG TEST LEADS before opening case TEST NCV FUNCTION ON KNOWN LIVE WIRE before using DO NOT APPLY_VOLTAGE greater than 30VAC or 60VDC to the thermocou ple or the jacks when the rotary dial is on F REMOVE THE THERMOCOUPLE when taking voltage measurements DISCONNECT THE TEST LEADS when ments DO NOT APPLY_VOLTAGE TO THE JACKS when the rotary dial is on microamps Even low voltages can cause a current overload and potentially dam age the circuit taking temperature measure Maintenance Clean the exterior with clean dry cloth Do not use liquid Battery replacement When the multimeter displays the battery must be replaced Disconnect and unplug leads turn meter off and remove the battery cover Replace the battery with a NEDA type 1604 9V bat tery Symbols used El Caution risk
5. e expenses or economic loss State laws vary The above limita tions or exclusions may not apply to you Obtaining service Return any defective SC77 to Fieldpiece for service For warranty service please provide a proof of pur chase Contact Fieldpiece for out of warranty repair charges Contact infor mation can be found at our website www fieldpiece com Display C or F Remove back of meter locate jumper on lower right corner of PCB just below VR3 and close jumper to read temperature in C Using amp storing test leads Because the wire insulation is sili cone they will stay flexible in cold weather and will not melt if bumped by a soldering iron Use the single test probe holder on clamp to make voltage testing easy For convenient lead storage wrap the leads as shown Voltage DC Current lt 4000nADC AC Current Resistance SPECIFICATIONS Display LCD with a maximum read ing of 4000 Data Hold Operating on all ranges Range RNG Operating on all autor anges Overrange OL mark indication Auto power off Approx 10 minutes Measurement rate 2 times per sec ond nominal Operating environment 32 to 122 F 0 to 50 C at lt 70 R H Storage temperature 4 to 140 F 20 to 60 C 0 to 80 R H with battery removed Accuracy Specifications good in ambient conditions of 73 F 9 F 23 C 5 lt 75 relative humidity Temperature Coef
6. ensing The most com mon is average sensing normalized to a true RMS value of a sine wave The other is true RMS sensing The actual true RMS value is sensed for a wave form within the limits of the crest factor Either sensing method will give the same results on a clean sine wave but they may differ on a non sinusoidal waveform Continuity Range 400Q Resolution 10 Audible indication Less than 25Q Response time 500ms Overload Protection 500VDC or AC rms Green LED will be on continuously Capacitance Range 4uF 40uF 400pF 4mF 1mF 1000F i e 1 425mF 1425F Resolution 1nF Accuracy 3 rdg 10 dgts on 4uF range 3 rdg 5 dgts on 40pF to 400uF ranges 5 rdg 20 dgts on 4mF range Input protection 500VDC or AC rms Hi V voltage warning gt 30VAC DC meter beeps red LED blinks Non contact voltage Senses voltage 24V to 600V AC 50Hz to 60Hz beeper chirps and big bright red LED comes on works when meter dial is on any range Fieldpiece Designed in USA MADE IN TAIWAN v16
7. ficient 0 1 x specified accuracy per F C 32 to 66 F 0 to 19 C 82 to 122 F 28 to 50 C Altitude 6561 7 Feet 2000 meters Jaw opening capability 38mm con ductor Power Single standard 9 volt battery NEDA 1604 JIS 006P IEC 6F22 Battery life 100 hours carbon zinc 200 hours typical with alkaline Accessories One pair test leads one pair of small alligator clips k type thermocouple 9V battery installed and operating instruc tions Temperature Insure the temperature being meas ured is stable Maintain good contact between the thermocouple and what s being meas ured Disconnect test leads from voltage before plugging thermocouple in Safety Designed to meet IEC EN61010 1 and IEC EN61010 2 032 CATIII 600V class Il and pollution degree 2 indoor use comply with CE C Tick DC volts Ranges 400mV 4000mV 40V 400V 600V Resolution 0 1mV Accuracy 0 5 rdg 2 dgt Input impedance 3MQ on V inputs 10MQ on mV input Overload protection G00VDC or AC rms Transient protection 6kV for 10u sec AC volts TrueRMS 50 500Hz Ranges 4V 40V 400V 600V Resolution 1mV Accuracy 2 0 rdg 8 dgts 50 500Hz Input impedance 3MQ Overload protection 600V DC or AC rms Transient protection 6kV for 10u sec AC current TrueRMS 50 60Hz Ranges 40A 300A Resolution 0 01A DC Accuracy 3 0 rdg 10 dgts 0 300A 50 60Hz Overload protection 300AAC
8. vironments One thermo couple is included No adapter is required Field Temp calibration For accuracies of 1 calibrate the SC77 to a known temperature A glass of stabilized ice water is very close to 32 F 0 C and is usually very conven ient 1 Select the F range on the SC77 2 Remove back case Hold the bat tery in place with a rubber band 3 Stabilize a large cup of ice water by stirring 4 Immerse the probe and let it stabi lize Continue stirring 5 Adjust VR3 lower right corner of PCB to get close to 32 F 0 C then adjust VR4 below VR3 to get within 0 1 F C of 32 F 0 C 6 To calibrate in C close the jumper that is to the left of VR3 Limited warranty This meter is warranted against defects in material or workmanship for one years from date of purchase Fieldpiece will replace or repair the defective unit at its option subject to verification of the defect This warranty does not apply to defects resulting from abuse neglect accident unauthorized repair alter ation or unreasonable use of the instrument Any implied warranties arising from the sale of a Fieldpiece product including but not limited to implied war ranties of merchantability and fitness for a particular purpose are limited to the above Fieldpiece shall not be liable for loss of use of the instrument or other incidental or consequential damages expenses or economic loss or for any claim of such damag

Opman SC77 v16.qxd - Fieldpiece Instruments

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