cr 700 is a comprehensive common rail tester that can drive common rail injector (piezoelectric, electromagnetic) and common rail pump. it can test various brands such as bosch, denso, delphi and other different brands of injectors, common rail pumps, and heui pumps. rich displays content, simple and clear key operation; greatly reduce the user's difficulty. the product adopts industrial-grade design specifications and can operate normally under high load conditions for a long time.key function descriptionidnamedescription1width +increase the injector drive pulse width
2width -reduce injector drive pulse width
3frequency +injector mode: increase the drive frequency of the injectorpiezo ahe mode: increase the driving voltageelectromagnetic ahe mode: increase the drive current
4frequency -injector mode: reduce the drive frequency of the injectorpiezo ahe mode: reduce the driving voltageelectromagnetic ahe mode: reduce drive current
5piezostart piezo injector drive output
6emstart electromagnetic injector drive output
7aheenter ahe drive mode
8bosch select bosch drive type, only em mode is valid
9densoselect denso drive type, only em mode is valid
10delphi select delphi drive type, only em mode is valid
11)zme resistance enter zme resistance measurement mode
12)monitor voltageswitch the currently displayed monitoring voltage power supply voltage boost power supplyzme driving average voltage
13)current +current mode: increase zme currentduty cycle mode: increase zme drive duty cycle
14)current -current mode: reduce zme currentduty cycle mode: reduce zme drive duty cycle
15)set currentset zme to constant current drive mode
16)set dutyset zme to regular duty cycle setting modedisplay content description idname
1)pulse width injector drive pulse width
2)frequency injector drive frequency
3)inductance resistance dtcinjector works normally, the inductance of the injector is displayed;zme resistance measurement mode displays the zme measurement resistance;the tester has an error, display the error code;
4)voltage voltage value of the currently selected type
5)current/duty cyclecurrent mode displays the set current, and dutycycle mode displays the set pwm duty cycle
6)actual currentthe actual current of zme
indicator lights function descriptionidname1)injectiondisplay injector status error code pattern
2)injection inductordisplay injector inductance mode
3)zme resistordisplay zme resistance mode
4)zme voltagedisplay zme average drive voltage mode
5)voltagedisplay supply voltage mode
6)boost voltagedisplay boost voltage mode
interface function descriptionidname1)em/piezoinjector drive output interface
2)zmezme driver output interface
error code descriptionidname1)1001injector open circuit
2)1002injector short circuit
3)1003injector load abnormal
4)1004injector drive circuit abnormal
5)2001zme open circuit
6)2002zme short circuit
7)2003zme load abnormality
8)2004zme drive circuit is abnormal
9)3001power supply voltage abnormal
10)3002boost circuit abnormaltest operation processelectromagnetic injector drivepiezo injector driveahe functionpump valve drive functionpump valve resistance measurementwhen stored for a long time and not in use, it is recommended to turn on the power for no less than 4 hours once every three months;for long-term storage should avoid direct light, and should be stored at temperature of 0°c~45°c the actual environment may involve high voltage and mechanical transmission, check whether the supporting equipment meets the safety regulations before use;try to avoid misconnection of the interface, short circuit , contact with the live load and other abnormal situations, may cause damage to the tester;if the screen does not light up, first check whether the power supply voltage is normal and whether the power light is on.

cr 700 is a comprehensive common rail tester that can drive common rail injector (piezoelectric, electromagnetic) and common rail pump. it can test various brands such as bosch, denso, delphi and other different brands of injectors, common rail pumps, and heui pumps. rich displays content, simple and clear key operation; greatly reduce the user's difficulty. the product adopts industrial-grade design specifications and can operate normally under high load conditions for a long time.key function descriptionidnamedescription1width +increase the injector drive pulse width
2width -reduce injector drive pulse width
3frequency +injector mode: increase the drive frequency of the injectorpiezo ahe mode: increase the driving voltageelectromagnetic ahe mode: increase the drive current
4frequency -injector mode: reduce the drive frequency of the injectorpiezo ahe mode: reduce the driving voltageelectromagnetic ahe mode: reduce drive current
5piezostart piezo injector drive output
6emstart electromagnetic injector drive output
7aheenter ahe drive mode
8bosch select bosch drive type, only em mode is valid
9densoselect denso drive type, only em mode is valid
10delphi select delphi drive type, only em mode is valid
11)zme resistance enter zme resistance measurement mode
12)monitor voltageswitch the currently displayed monitoring voltage power supply voltage boost power supplyzme driving average voltage
13)current +current mode: increase zme currentduty cycle mode: increase zme drive duty cycle
14)current -current mode: reduce zme currentduty cycle mode: reduce zme drive duty cycle
15)set currentset zme to constant current drive mode
16)set dutyset zme to regular duty cycle setting modedisplay content description idname
1)pulse width injector drive pulse width
2)frequency injector drive frequency
3)inductance resistance dtcinjector works normally, the inductance of the injector is displayed;zme resistance measurement mode displays the zme measurement resistance;the tester has an error, display the error code;
4)voltage voltage value of the currently selected type
5)current/duty cyclecurrent mode displays the set current, and dutycycle mode displays the set pwm duty cycle
6)actual currentthe actual current of zme
indicator lights function descriptionidname1)injectiondisplay injector status error code pattern
2)injection inductordisplay injector inductance mode
3)zme resistordisplay zme resistance mode
4)zme voltagedisplay zme average drive voltage mode
5)voltagedisplay supply voltage mode
6)boost voltagedisplay boost voltage mode
interface function descriptionidname1)em/piezoinjector drive output interface
2)zmezme driver output interface
error code descriptionidname1)1001injector open circuit
2)1002injector short circuit
3)1003injector load abnormal
4)1004injector drive circuit abnormal
5)2001zme open circuit
6)2002zme short circuit
7)2003zme load abnormality
8)2004zme drive circuit is abnormal
9)3001power supply voltage abnormal
10)3002boost circuit abnormaltest operation processelectromagnetic injector drivepiezo injector driveahe functionpump valve drive functionpump valve resistance measurementwhen stored for a long time and not in use, it is recommended to turn on the power for no less than 4 hours once every three months;for long-term storage should avoid direct light, and should be stored at temperature of 0°c~45°c the actual environment may involve high voltage and mechanical transmission, check whether the supporting equipment meets the safety regulations before use;try to avoid misconnection of the interface, short circuit , contact with the live load and other abnormal situations, may cause damage to the tester;if the screen does not light up, first check whether the power supply voltage is normal and whether the power light is on.