Instruction Manual

23
Specifications
Content
Model DT-209X (6-inch cir wheel), DT-209X-S12 (12-inch cir wheel)
Standard mode Measurement with memory switch
Average mode Mean value measurement for measurement period
Measurement
mode
USB Mode Measurement by computer
Contact The contact adapter and headers are used on the rotating body.
Measurement
method
Non contact
The laser beam is directed towards the reflective tape. Reflection from the
reflective tape is used fore measurement. Measurement distance
50mm -1.5m
Indicator 5DigitLCD Character amount 12mm
Contact RPM 0.8 - 25,000 Rotational
speed
Non contact RPM 6.0 - 99,999
m/min 0.11 - 3,810.0
yd/min 0.13 - 4,167.0
ft/min 0.4 - 9,999.9
Speed
in/min 5 - 99,999
In 1.0 - 99,999
ft 0.1 - 99,999
yd 0.02 - 99,999
Length
Contact
m 0.02 - 99,999
0.8 - 9999.9rpm ±1rpm
Contact
10,00
0
- 25,000rpm ±0.006% of display value±1rpm
6 - 8300rpm ±1rpm
8301 - 25,000rpm ±2rpm
Measurement
accuracy
Non contact
25,00
1
- 99,999rpm 0.006% of display value ±1rpm
Measurement time Approximately 1 second
Standard Mode 24Blocks
Ten measurement points per blocks, in addition (LAST,
MAX, MIN, MEAN values, and measurement date
2
Memory
function
Average Mode 30Blocks
Final value, maximum value, minimum value, mean
value, and measurement date
2
USB Communication USB1.1
Analog output function 0 to+1V Full Range
Auto power off feature
5 minutes (This feature is turned off when measurement selector switch is
set to USB and USB cable is connected to a PC.).
No USB Cable
Connected
Two 1.5V AA batteries
Power supply
USB Cable Connected Power supplied through USB cable, switch from battery to USB at this mode.
Case material Aluminum die cast
Externals size Length203×Wide63×Thickness 46mm USB excluded. Cable.
Mass 400g (Batteries included.)
Ambient temperature of use 0 – 45 C (Moderate humidity)
Ambient temperature of use
Standard
2 cone adapters, 1 funnel adapter, 1 3-1/2” extension shaft, USB cable
(Length: 36 inches), carrying case, 1 master wheel (6-inch circumference
wheel), software CD-R1, reflective tape, 2 AA alkaline batteries,
Accessory
Option Analog output cable
It is not possible to read date and time through the handheld tachometer. Data should be
downloaded to a PC to view the date and time of the test.