a)
2
2S
a)
2S
b)
a)
a)
2S
1P1R
2P1R
3P1R
4P1R
6P1R
8P1R
3P2R
5P2R
0 19990
---
0---19990
0 15000
---
0 15000
---
0 10000
---
0 10000
---
0 7500
---
0 5000
---
0 3750
---
0 19990
---
0 12000
---
0---19990
1P2R
7
9
ABS
IP67
LED
41 *17mm
116g
69 * 37 *18mm
19999H
19999H
0 19990RPM
-
10
11
0 1000H
-
10RPM
%
1
DC12V
-
℃-+
℃（-
℉-+
℉)
40
300
40
572
a)
2S
a)
2
c)
MADE IN CHINA
2S
b)
a)
ＭＡＤＥ ＩＮ ＣＨＩＮＡ
a)
2S
Short press
Long press
View the temperature unit
Setting temperature unit
℃ and ℉ can be switched, default unit is ℃, short press
any button to switch the unit.
Finish the setting of temperature unit, all data about
temperature will be switched to the corresponding unit.
RPM interface operation
RPM main interface-------real-time display the current RPM
After 1S continuous signal is detected, LED
displays the current measuring speed.
Short press
Short press
Short press
Short press
Short press
View the high RPM reminder
Long press
Long press
Long press
Long press
Setting high RPM remind value, value flashing.
View the max RPM
Default: 8500,setting range:1000-19900.
When the measuring RPM exceeds the high RPM reminder
value, warning icon flashing, at the same time, the
measuring RPM value displays 3S and flashes 2S to remind
the high RPM, setting value will be saved after cut off the
power.
Max RPM return to the default data 0.
When the RPM value exceeds the history recorded value
2 times continuously, max RPM value will be refreshed.
Reset the max RPM
flash 3times
View stroke
Setting the stroke value
Suitable for 9 types gasoline engine, initial value is 1P1R,
stroke types including: 1P1R, 2P1R, 3P1R, 4P1R, 6P1R, 8P1R,
1P2R, 3P2R, 5P2R
Timing interface operation
Timing main interface-----Display total working time
flash 3 times
After 1S continuous signal is
detected, LED displays the
current measuring speed.
View the partial time
Clear the partial time
flash 3 times
Partial time return to default data 0.
View the maintenance reminder time
flash 3 times
Setting the maintenance reminder time
Long press
Return to the corresponding main
interface if there is no operation
between 10S.
Default value is 20, setting range: 0-1000.
When setting value is 0, maintenance time function is off: After
finish the maintenance time setting, the setting value will be
effective right now.
Count down display, when count to 0, warn icon flashes, press
button to clear the reminder icon, restart count down from the
last setting value after clearing.
Relationship between stroke and cylinder in setting RPM mode
RPM type
Ignition Method
Stroke and Cylinder
RPM range
1 spark per revolution
2 spark per revolution
3 spark per revolution
4 spark per revolution
6 spark per revolution
8 spark per revolution
3 spark 2 revolution
5 spark 2 revolution
1 spark 2 revolution
4 stroke 2 cylinder
2 stroke 1 cylinder
4 stroke 4 cylinder
2 stroke 2 cylinder
4 stroke 6 cylinder
4 stroke 8 cylinder
4 stroke 12 cylinder
4 stroke 16 cylinder
4 stroke 3 cylinder
4 stroke 5 cylinder
4 stroke 1 cylinder
2 stroke 3 cylinder
Specifications &Parameter
Production name
Housing material
Total hour range
Partial hour range
RPM range
Maintenance hour range
RPM display accuracy
Waterproof level
Display mode
Display windows size(visible)
Product weight
Dimension
Temperature measuring range
Temperature measuring accuracy
Working voltage
Multifunction hour meter
Trouble shooting
Problems
Possible reason
Solution
No display on the screen
after input the power
1.Power voltage not enough.
2.Power wire is damaged
3.Positive of power and negative
of power wrong connected.
1. Change a new power
2.Repair or change power wires.
3.Re-install power correctly
Time no change or not
accurate after 6 minutes.or
RPM is not accurate
1.Cable loose or wrapped less cycles
2.Cable may damaged
3.Stroke type setting is incorrect
1.Tighten or wrap more cycles.
2.Repair or change cable.
3.Set the stroke type correctly.
LED screen display Err
1.Sensor is not connected well.
2.Sensor damaged
1.Re-install the sensor.
2.Replace a new sensor
No change on LCD display
System halted due to interference
Reconnect power source
