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| MANUFACTURERS
+ REPAIR & RECALIBRATION |
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GAUGES>> |
Test |
Intended
Service
These hand crafted instruments
are guaranteed to have an accuracy
not exceeding ± 0.25% of
Maximum Scale Value. The careful
selection of quality parts ensures
this, and every Test Gauge is
supplied with a point-by-point
calibration certificate with traceability,
through our test equipment, to
National Standards. |
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| Normal
Sizes |
150,
200, 250 and 300mm |
| Accuracy
Class |
±
0.25% Maximum Scale Value
EN 837:1998 |
| Design |
EN
837:1998 |
| Scale
Ranges |
-1
to 1000 Bar or equivalent other units
of pressure or vacuum. |
| Working
Pressure |
| Steady |
3/4
of full scale value |
| Fluctuating |
2/3
of full scale value |
| Short
time |
Full
scale value |
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| Operating
Temperature |
| Ambient |
TMIN
–25 to TMAX +60 ºC |
| Medium |
TMAX
+60 ºC |
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| Temperature
Error |
| Additional
error when temperature of the
pressure element deviates from
+20 ºC |
| Rising
Temperature |
+0.4%/10
ºC |
| Falling
temperature |
-0.4%/10
ºC |
| Percentage
of the true scale value |
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STANDARD
FEATURES |
| Pressure
Connections |
| Radial
or back entry |
| Material |
Brass |
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| Pressure
Element |
| Material |
Beryllium
Copper |
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| Movement |
| Material |
Brass
with Nickel Silver pinions and
arbors |
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| Dial |
Aluminium
with black lettering on white. With
Pointer stop pin |
| Pointer |
Black
aluminium pointer |
| Case
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Steel |
| Window |
Glass |
| Optional
Extras |
Special
Dials, Stainless Steel Case, Stainless
Steel Wetted Parts, Safety Pattern,
0.5% Accuracy,
0.1% Accuracy (250mm only) |
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Saunders & Weeks (Bristol) Ltd, 265-267
Church Road, Redfield, Bristol BS5 9HU, United Kingdom
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