| Applicable engines |
Four-cycle diesel engines |
| Detection method |
Detection of the pulsation generated by the injection pipe at the time of fuel injection |
| Compatible detector |
CP-044 (option) |
| Calculation method |
Cycle calculation method |
| Measurement time |
Within 1 s + the time required for one cycle |
| Display |
5-digit LCD, with backlight (character height: 10.2 mm) |
| Display update time |
1 ± 0.2s
|
| Measurement units |
r/min, r/s |
| Measurement range |
400 to 8000 r/min (r/s is the range when the r/min measurement value is divided by 60) |
| Measurement accuracy |
Displayed value* x (±0.02%) ±1 count
* The displayed value is the count value excluding figures after the decimal point. |
| Memory function |
20 data (MAX) |
| Over-range function |
The over-range alarm (ERROR mark) is displayed when the measured value exceeds the display range. |
| Rotation upper limit alarm function |
The upper limit alarm ( / mark) is displayed when the number of rotations exceeds the preset upper limit value. |
| Trigger level adjustment function |
A rotary dial at the right-hand side of the device is used to adjust the trigger level. |
| Analog output |
Output with respect to the displayed rotation values
Output voltage : 0 to 1 V/0 to FS (FS is freely selectable)
Conversion method : 10-bit D/A conversion
Linearity : ±1%/FS
Output update time : Within 50 ms + the time required for 1 cycle
Temperature stability : ±0.05%/FS/°C (span & zero)
Setting error : ±0.5%/FS
Load resistance : At least 100 kΩ
|
| Monitor output |
Analog output for monitoring purposes after waveform reshaping of the sensor signal
Load resistance : At least 100 kΩ
|
| Pulse output |
Output voltage : Hi level: At least +4.5 V, Lo level: Up to +0.5 V
Output logic : Positive logic
Load resistance : At least 100 kΩ
|
| Operating temperature range |
0 to 40°C |
| Storage temperature range |
-10 to 50°C |
| Power source |
Four AAA alkaline batteries or exclusive AC adapter (PB-7090, Option) |
| Battery life |
At least 16 hours (when the backlight is OFF)
At least 8 hours (when the backlight is ON) |
| Low battery alarm indicator |
A low battery alarm (LOW mark) is displayed when the battery voltage falls below 4.4 V. |
| Outer dimensions |
186.5 (W) x 47.5 (H) x 66 (D) mm |
| Weight (including batteries) |
Approx. 280 g |
| Accessories |
Signal cable (AX-501) , AAA alkaline batteries x 4, Carrying case |
| Optional Accessories |
・PB-7090 AC adaptor
・AX-501 Output Cable (2m, for analog or pulse output)
・CP-044 Detector |