Checkline DT-326 Manuel d'utilisateur

DT-326 LED Stroboscope Operation Manual Read manual thoroughly prior to operation. Use instrument only after reading the complete manual.

7 3.3.5 Setting project display The following will be displayed, according to the mode of measure and *parameter settings

8 4 Function Instructions 4.1 Power on/off Press “POWER” key to turn on unit. The unit will begin to flash in internal mode and the display will

9 4.3 Internal flashing mode 4.3.1 Instruction for Internal flashing mode 4.3.2 Changing Units of Measure in Internal Mode Press and rel

10 4.3.4 Flash rate and frequency “Internal Mode” Set the flash rate (frequency) by turning the center dial. Clockwise: Increase

11 4.3.5 Multiply / Divide by 2 Function The flash rate or frequency can be doubled or halved by the”x2” and “½” keys on the operation panel. 1) Do

12 4.3.6 Phase Shift (Angle) Once "Frozen" virtual image is achieved via FPM=RPM, the phase shift function can advance or delay the flash

13 Press the “RATIO” key. The current mode will start blinking for 5 seconds allowing modification at this point. Operation Indication ** Wh

14 Operation Expression … … Auto Range Trigger Edge Deley Deg Flash Time Ave Last Min Max min sec hHz ○○○○ Auto Range Trigger

15 4.4 External Trigger Mode This mode allows synchronization of the FPM with external signal input such as a sensor. See section 4.7 for details. P

16 4.4.2.1 “Delay time” setting This can be set to 0~999 msec with a resolution of 1 ms. The internal calculation time of the unit is 60us, which

Safety Precautions Please be sure to closely follow all safety precautions. Be sure to read the entire instruction manual thoroughly before initial s

17 Press "PHASE+" key to select the delay time setting. Turn dial CW to increase and CCW to decrease. Button operation Expression

18 4.4.2.2 “Delay angle” setting Set the delay angle from 0° to 360° in 1° increment s. The actual delay time is as follows: While the DT-326

19 Delay Angle setting will decrease from 359° (Max) to 0° (Min) value for counter clockwise. The setting s will eventually go to 0°as when angle dec

20 4.5 Parameter Setting Instruction Press “MODE” until the LCD displays “P” (Parameter setting mode). Press the “SET” key to cycle between the vari

21 4.5.1 Measurement range setting The DT-326 has a selectable measuring range, which can be set in the Parameter mode setting. The range and res

22 Operation Expression Measuring range set to “1 – 200 Hz” Auto Range Trigger Edge Deley Deg Flash Time Ave Last Min Max min sec

23 4.5.2 Trigger Edge setting (External Mode) Select Positive or Negative edge. Examples: -When trigger edge setting is set to “Positive Edge”, the

24 Press the “SET” key to cycle to the Trigger Edge setting parameter mode. To set the trigger edge as “Down edge”, press “PHASE -“key or turn the di

25 4.5.3 Delay setting Delay time and angle setting will allow the flash to be delayed after an external pulse is sensed by the unit. The Paramete

26 4.5.3.2 Delay angle setting The delay angle can be set from 0° to 360° by 1° in crements. Delay angle setting increases as the dial turns right,

- Contents - 1 Summary ...

27 4.5.4 Back light setting Press “SET” key in Parameter mode to enable this mode. Turning off the backlight will conserve battery power. For mor

28 4.7 Connector of External input/output 4.7.1 Connector specs and pin type Pin No Single name Remarks 1 +12V +12V power supply output 2 G

29 4.7.4 Option Cable- Input/ Output cable adaptor Because the connector of the unit is not separate from input and output signal, the option cable

30 5 Specifications Model Number DT-326 Units of measure FPM (flashes per minute) or Hz (frequency) Measuring range 1 - 2,000Hz 60 - 120,000 FPM

31 Display LCD 6 digits (main), 5 digits (sub) “LOW BAT”, “Setting item”, “Unit” Back light Yellow green LED Flashing part Flash Source Super Hi

32 6 Dimensions 1/4-20UNF Depth 8mm (0.32”) (2.05”) 52mm (1.42”) 36mm (0.12”)3mm(2.76”) (2.36”) 70mm 60mm (5.95”) 151mm (2

1 1 Summary The DT-326 LED Stroboscope is a portable, AC/DC powered precision instrument used to illuminate and measure the rotational speeds of obj

2 2 Product Inspection and Preparation 2.1 Confirmation of product packaging Confirm the following five parts in your DT-326 packaging:

3 2.2 Removal of protective sheet Remove both protective sheets covering the operation panel and light source as shown below. 2.3 In

4 3 Names and functions of the components 3.1 DT-326 Unit Flash rate/frequency setting dial Operation keys (9 totals) LCD

5 3.2 Operation panel No. Key Function Instructions 1 POWER Power the unit on or off 2 MODE Select Internal/ External/ P

6 3.3 LCD Display 3.3.1 Display Names and Descriptions 3.3.2 Main data display - Internal flashing mode: Displays flash rate. - Ex