Safety Information; Ex-Data; Technical Details - Ecom Instruments Ex-Tacho 10 Manuel D'instructions

- only batteries Type LR03 Procell AAA Alkaline, manufactu-
˝˝˝red by ˇˇˇDURACELL may be used.
- the revolution counter with plugged-in adapter may only
¸¸¸be held ˇˇˇfor a maximum of 10 seconds in contact with a
¸¸¸rotating object ˇˇˇ(such as a shaft).

5. Safety information

- warning: laser beam – take extreme care !
- don't look directly into the laser beam !
- risk of damage to the eyes !

6. Ex-Data

EC-Type Examination Certificate: BAS 02 ATEX 2159 X
EC-Designation:
Approved for Zone 1, Equipment group II, Gas group C
potentially-explosive gases, vapour or fog, Temperature
class T4

7. Technical details

Ambient temperature Ta: -20 ... +40°C
Storage temperature:
Batteries:
Operating life:
Dimensions:
Weight :
CE-Designation:
Display:
Display functions:
On target indicator:
Low Battery indicator:
Function icons
Controls:
On/off normal mode:
On/off inverted mode:
Programme control:
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II 2 G EEx ia IIC T4
-20 ... +40°C
4 x LR03 DURACELL
Procell AAA Alkaline
average 3 - 6 months
215 x 40 x 40 mm
approx. 185 g (with batteries)
0102
Inverting LCD Vertical 5 digit
display
180 deg. Inverting
Yes
Yes
Comprehensive selection of
ranges shown in display
3 push buttons
Dual action rocker type touch
push-button (UP ARROW)
As above but for inverted opera
tion (DOWN ARROW)
Selects programme mode in con
junction with Up/Down switches
Optical system: Laser Models
Optical range: 50mm - 2000mm
Optical angle: ±80º
Light source: Red Spot Laser, Class II
Measurement range
Measurement
modes: rpm & rps optically (also Count & Time)
rpm & rps, metres, yards, feet, per
min & per sec. via contact adaptor
Count total revs, metres, feet, yards
Measure Time interval in seconds
between pulses (reciprocal rate).
Speed Capture feature - Maximum,
Minimum or Average rate
Speed range
Optical mode: 3 - 99,999 rpm (or equivalent in rps)
Contact mode: Max. 50,000 rpm for 10 sec
(or equivalent in rps)
Linear speeds–
maximum: 0.3 - 1500.0 Metres or Yds/min.
(4,500 ft/min) or equivalent in seconds
Resolution range
features: Fully Auto ranging, up to 0.001 digit or
±1 digit fixed, User selectable
Accuracy speed
modes only: 0.01% ±1 digit
Count mode
resolution: ±0.1 Metres (or equivalent in all ranges)
Time interval mode: 0 - 99999 seconds auto ranging only
(max. 0.001 resolution)
Time base standard: 0.8 seconds or time between pulses,
whichever is longest
Time base,
Fast mode: 0.1 seconds auto-selection in
Maximum or Minimum capture mode
Memory features: Last reading held for 1 minute,
Auto Switch Off.
Programme settings retained in
memory after power down off.
Contact adaptor: Included complete with rpm cone &
metric wheel assembly (removable)
˝
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