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Reg. No. 520 Accreditation for calibration | Page: 1
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EA Scope |
Equipment |
Quantity |
Range Low Limit |
Range High Limit |
U(CMC) Low Limit |
U(CMC) High Limit |
Working Standard |
Method |
Remark |
In Situ |
Location |
Temperature |
Temperature Gauges |
Temperature |
-196
°C |
-196
°C |
0,008
°C |
0,008
°C |
SPRT |
Method 1 according to procedure 15.01 |
Isothermal block |
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|
Temperature |
Temperature Gauges |
Temperature |
-80
°C |
-30
°C |
0,007
°C |
0,009
°C |
SPRT |
Method 2 according to procedure 15.01 |
Isothermal block |
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|
Temperature |
Temperature Gauges |
Temperature |
0
°C |
0
°C |
0,003
°C |
0,003
°C |
Ice |
Method 3 according to procedure 15.01 |
Temperature in Ice |
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|
Temperature |
Temperature Gauges |
Temperature |
0,01
°C |
0,01
°C |
0,002
°C |
0,002
°C |
Water triple point |
Method 4 according to procedure 15.01 |
TPW cell |
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|
Temperature |
Temperature Gauges |
Temperature |
-30
°C |
150
°C |
0,008
°C |
0,01
°C |
SPRT |
Method 6 according to procedure 15.01 |
Primary standard |
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|
Temperature |
Temperature Gauges |
Temperature |
150
°C |
420
°C |
0,01
°C |
0,012
°C |
SPRT |
Method 9, 10, 11 & 12 according to procedure 15.01 |
Primary standard. |
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Humidity |
Hygrometers |
Dewpointtemperature |
-8,71
°C |
24,14
°C |
0,14
°C |
0,29
°C |
Thunder 2500 2P Generator |
Method According to procedure 15.05 |
RH Chamber at 25 C |
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|
Humidity |
Hygrometers |
Relative humidity of air |
10
%rh |
90
%rh |
0,4
%rh |
1,2
%rh |
Thunder 2500 2P Generator |
Method According to procedure 15.05 |
RH Chamber at 25 C |
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Pressure and vacuum |
Manometers |
Pressure |
0,3
kPa |
1500
kPa |
0,073
kPa |
0,26
kPa |
Ruska 7250xi |
Method According to procedure 15.07 |
Calibration performed in climate chamber. 0 °C < T < 140 °C |
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Electricity DC and LF |
Electrical equipment (DC) |
Resistance |
5
Ω |
100
Ω |
0,0001
Ω |
0,0004
Ω |
Hart Scientific 1590 |
Method according to procedure 15.01 |
Calibration of SPRT |
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