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Advent Laser Optical/Contact Tachometers
World’s first intrinsically safe Hand Tachometer
Four types available
Two Laser light source versions
Model A2109-LSR for measurement only
Model A2109-LSR-002 for measurement
and pulse output facility
Two LED light source versions
Model A2109-LED for measurement only
Model A2109-LED-002 for measurement
and pulse output facility
The very high level of certification EEx ia IIC T4 - ATEX II 2 G, allows use in a wide range of hazardous environments in petrochemical, Gas & volatile materials processing industries.
The Advent Tachometers very comprehensive operational features provide the user with the ultimate in Optical & Contact speed monitoring not previously possible in hazardous areas.
Contact measurements
With A2100/01 Adaptor fitted (supplied) rpm, rps, Metres, Feet, Yards per min or per second or total revolutions or length.
Signal Output features -
A2109-LED-002 & A2109-LSR-002
Pulse Output facility - 5v Pulse output. Output via socket on rear of housing, supplied with 2 metre BNC output cable.
- Pulse output facility
- Tripod bush
- Signal output cable - 2 metres free ends
- Remote on/off via cable
The Pulse output facility The Pulse output models also have a camera tripod bush fitted as standard, this feature is ideal for “hands free” applications, for example, continuous monitoring speed of machines, test rig providing easy to set up speed check & recording facilities.
Warning
The pulse output must only be connected through approved equipment.
Features
The ET-2109 is supplied as a complete kit with the tachometer, reflective tape, contact adapter, calibration certificate, instruction manual, 4xAAA batteries all in a hard plastic carrying case.
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Speed range |
3 - 99,999 rpm or rps equiv. |
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Resolution |
max. in autorange 0.001 |
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Accuracy |
0.05% +/- 1 digit |
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Update |
0.8 sec |
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Capture mode |
0.1 sec |
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Count |
0-99999 revs or
length in linear |
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Time interval |
0-99999 secs (auto) |
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Memory hold |
Holds last reading 1 minute |
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On target ind. |
Yes |
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Low battery ind. |
Yes |
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Operating temp. |
-20 to +40 deg C |
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Storage temp. |
-25 to +70 deg C |
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Contact adaptor |
Supplied |
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Housing material |
High flow ABS - Metalised |
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Carrycase |
Supplied |
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Battery Power |
4 x AAA Procell Alkaline
batteries supplied |
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Reflective Tape |
Pack of tape supplied |
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Certificate |
Calibration certificate
included |
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Dimensions |
L 21cm x W 4cm x D3.5cm |
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Weight(kit)
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0.4 Kg |
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Capture Mode |
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Max/Min |
Captures max speed
in 0.1 secs |
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Min/Max |
holds min. reading during
a measurement |
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Fast timebase |
0.1 seconds in Capture mode |
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Average |
Averages over last 8 readings |
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A2109-LED Model |
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Light source |
Red LED |
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Range |
100 - 1000mm |
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Angle |
+/- 45 deg. |
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A2109-LSR Model |
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Light source |
Laser class II |
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Range |
100 - 2000mm |
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Angle |
+/- 80 deg. |
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Wavelength |
655nm |
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Power |
ouput 1mw |
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