Справочник Пользователя для IDEAL INDUSTRIES Digital Multimeter

The following performance test
acc
 
Acc
an operating temperature of 18°C to 28°C and a maximum of 80% relative humidity. 
 
To perform the following tests, it is not necessary to open the case, no adjustments are 
nec

the required connections, apply the designated inputs, determine if 

the reading on the meter display falls within the accept
 
If th

ration adjustment or repair. 

 in Table 1. 

eter does not 

Step 

Input   

Reading 

s verify the complete operability of the meter and check the 

uracy of each meter function against the meter’s specifications. 

uracy specifications are valid for a period of one year after calibration, when measured at 

essary, merely make 

able range indicated. 

e meter fails any of these tests, it needs calib

To verify accuracy in the AC and DC voltage ranges, do the following: 

1. 

Turn the rotary switch to “DCV” function and range shown in Table1. 

2. 

Conn t

3. 

Set the calibrator for the voltage from steps 1 to 7 in Table 1. 

ec  the calibrator to the VΩ and COM inputs on the meter. 

4. 

Com re

5. 

If the display reading falls outside of the range shown in Table 1, the m

pa  the reading on the meter display with the display reading shown

meet specification. 

1 

200mV 

 

188.8 to 191.2 

190.0mV

2 

200mV 

2.0mV 

1.8 to 2.2 

3 

2V 

1.900V 

1.888 to 1.912 

4 2V 

-1.900V 

-1.888 to -1.912 

5 

20V 

19.00V 

18.88 to 19.12 

6 

200V 

190.0V 

188.8 to 191.2 

7 

600V 

600V 

593 to 607 

 

6. 

Turn the rotary switch to the “ACV “ function and range shown in Table 2. 

7. 

Set the calibrator for the voltage and frequency from step 1 to 6 in Table 2. 

8. 

Compare the reading on the meter display with the display reading shown in Table 2. 

9. 

If the display reading falls outside of the range shown in Table 2, the meter does not 
meet specification.