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Check-line DT-725 Operating Instructions Manual

Digital stroboscope/tachometer
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8.0 S
PECIFICATIONS
Flashing Range
40 - 12,500 FPM (Flashes Per Minute)
Accuracy
±0.02% of reading
Resolution
0.1 , 40.0 - 4,999.9 FPM
0.2 , 5,000.0 - 7,999.8 FPM
0.5 , 8,000.0 - 9,999.5 FPM
1.0 , 10,000.0 - 12,500.0 FPM
Display
5-Digit LED, 0.3" (8mm) height
Rate
Divide by 2, Multiply by 2
Update Time
Ext. mode: varies with flashing rate
Operating Time
1 hour when fully charged (Model DT-725)
Continuous (Model DT-721)
Flash Tube/Power Live
Xenon, 10 W, 100 million flashes
Flash Duration
10 - 15 μs
Signal Output
NPN Open Collector (24 VDC max., 50 mA)
150 μs typical
Phase Shift
Internal mode only by using the "+" and "-" switches
Ext. Trigger
a) 12-24 VDC thru a 3-wire NPN output sensor
(requires external power supply)
Input Signal
b) 12 VDC thru a 2-wire proximity sensor (leakage
current 1 mA max.,Load current 8 mA min.)
c) Switch or Relay contact
Operating Temp.
32°-104° F (0 - 40° C)
Dimensions
9" L x 4.3" W x 8.5" H (228.6 x 109.2 x 216.9mm)
(Height includes handle)
Weight
DT-725 2.75 lbs (1.25 Kgs)
DT-721 1.5 lbs. (0.7 Kg)
4.3" (109.2mm)
9" (228.6mm)
4.3" (109.2mm)
8.5"
(228.6mm)
- 8 -
T
ABLE OF
1.0
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.0
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1 Controls
3.0
Battery Usage (DT-725 only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.1 Battery Charging
3.2 Battery Replacement
4.0
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.0
Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6.0
True RPM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7.0
Flash Tube Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.0
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.0
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. Do not look at the emitted light for long periods of
time, it can be harmful to the eyes.
2. Do not disassemble or repair the unit while in
operation.
WARNING
3. Do not operate or store the instrument in the
following places: explosive areas, areas near
water, oil, dust or chemicals, or areas where
the temperature is above 104°F (40 °C).
- 1 -
C
ONTENTS
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Summary of Contents for Check-line DT-725

  • Page 1: Table Of Contents

    0.5 , 8,000.0 – 9,999.5 FPM Battery Usage (DT-725 only) ....... . .

  • Page 2: Introduction

    1.0 I 7.0 F NTRODUCTION LASH EPLACEMENT The Check•Line ® DT-721(AC-powered) and DT725 (battery powered) Digital When FPM reading is displayed but unit is not flashing, the flash tube may need Stroboscopes are highly stable, industrial-quality instruments for non-contact to be replaced.The procedure is as follows: RPM measurement as well as for inspecting and observing moving parts 1.

  • Page 3: Battery Usage (Dt-725 Only)

    When the strobe is turned off and on again at a later time, it will start to flash at Model DT-725 is equipped with an internal, lead acid, rechargeable battery that the previous displayed rate regardless if the setter has been moved or not.

  • Page 4: Operation

    1. DT-721 only: Firmly plug the power cord into a 100 VAC (Japan), 120 VAC (US) or 230 VAC (Europe) power source. DT-725 only: Charge battery for approx. 15 hrs. before using strobe for the first time (see section 2.3).
  • Page 5 9.0 W ARRANTY ELECTROMATIC Equipment Co., Inc. (ELECTROMATIC) warrants to the original purchaser that this product is of merchantable quality and confirms in kind and quality with the descriptions and specifications thereof. Product failure or malfunction arising out of any defect in workmanship or material in the product existing at the time of delivery thereof which manifests itself within one year from the sale of such product, shall be remedied by repair or replacement of such product, at ELECTROMATIC’s option, except where unauthorized repair,...
  • Page 6 CHECK LINE ® • BY ELECTROMATIC Models DT-721 / DT-725 IGITAL TROBOSCOPE ACHOMETER Distributed by: ABQ Industrial LP USA Tel: +1 (281) 516-9292 / (888) 275-5772 eFax: +1 (866) 234-0451 Operating Instructions Web: https://www.abqindustrial.net E-mail: info@abqindustrial.net...

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Dt-721

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