Engine Control Unit (ECU-NT1)

1. Application

This product is applicable to engine control.

2. Basic Specifications

• Input Power:12VCD~24VCD±25%
  
  
• Speeding Sensing
  -Detection Mode of Voltage:0~75Hz, 7~300VAC(No.1 SW ON)
  -Detection Mode of MPU:0~7,000Hz, 4~30VAC(No.2 SW ON)
  
  
• Out of METER
  - TYPE1 : RPM FS 500µA (No. 5 SW ON)
  - TYPE2 : Hz/RPM FS 500µA (No. 7 SW ON)
  - TYPE3 : RPM FS 5V (No. 6 SW ON)
  
  
• SWITCH
  - Signal Input"+"(No.9,11 SW ON)
  - Signal Input"-"(No.10,12 SW ON)

3. Structure

• CPL : Main blackout signal(YELLOW) input power  "+"output)delay time adjustable
  
  
• PHL : Running ready signal(YELLOW) Automatic starting delay time adjustable(0~30 SEC) - PH+(input power"+"output)
  
  
• ARL : automatic starting signal(GREEN) Automatic starting delay time adjustable()~30 SEC):Automatic running time
  
  
• PS : Usable engine stop except engine trouble

4. Features

• Automatic and manual starting
• Engine protection(over speed, high temperature, low oil press)
• Engine stop by out signal(over voltage, low voltage)
• Double protection by IDLE SPEED and oil press
• Dual run sensing signal (standard: Voltage, option: MPU)
• Usable for different engine type(ETS-SW3,4 ON, ETR-SW5 ON)
• Dual engine pump using signal (standard: voltage, press)
• Durable against damp and dust by silicon molding

5. Indication LED & Protection Circuit

• CPL : Main blackout signal(YELLOW) input power "+"output)delay time adjustable
  
  
• PHL : Running ready signal(YELLOW) Automatic starting delay time adjustable(0~30 SEC) - PH+(input power "+"output)
  
  
• ARL : automatic starting signal(GREEN) Automatic starting delay time adjustable()~30 SEC):Automatic running time
  
  
• OCL : Running fail signal(RED) 3 Crank attempts with interval 7sec cranking and 7sec - OCL(input power "+"output)
  
  
• OSL : Over speed signal(RED) Automatic starting over speed set (input power "+"output) - OSL(input power "+"output)
  
  
• WTL : Cool water high temperature signal(RED) Automatic starting close cool water high temperature switch - WTL(input power "+"output)
  
  
• OPL : Emergency stop signal(RED) Automatic starting close emergency stop switch - OPL(input power "+"output)
  
  
• EPL : Emergency stop signal(RED) Automatic starting close emergency stop switch - OPL(input power "+"output)
  
  
• PS : Usable engine stop except to engine trouble
  
  
• RUN : Engine starting signal(GREEN) Automatic starting over Idle speed(600rpm)
  
  
• SOL : Fuel valve running signal(YELLOW)

6.Regulator

• OST : (Over speed test) Button of over speed test.  Push the button down to indicate maximum scale of RPM METER regardless of present speed.
  Automatic starting run of over speed protection circuit of OSL and engine stop.
  
  
• O/S : (Over speed adjustment) Regulator for adjustment of over speed protection circuit running. Setting up - 1800RPM(60Hz)~2100RPM(72Hz)
  
  
• RPM/OST : Regulation for adjustment RPM(Hz) METER ADJ. RPM(Hz) METER Usable over speed test (Just as increase meter output at will)
  
  
• 27T : Time adjustment Automatic starting delay time adjustable (0~30sec) Running of preheating circuit
  
  
• 62T : Automatic stop delay time adjustable (0~180sec)

7.Constitution of input & output terminal

• CP1,CP2 : Main power's voltage blackout sensing signal input terminal
• BP+ : BATTERY "+" input terminal
• CNT : Main power's voltage blackout sensing signal input terminal (CONTECT) (CP1,CP2 <->AC220V <->ATO Terminal)
• ATO : Automatic starting signal "+"input terminal
• MNU : Manual starting signal "+"input terminal
• BP- : DC POWER "-"input terminal
• STT : Engine running signal output terminal (Voltage output MAX:10A)
• STP : Engine stop signal output terminal (Voltage output MAX:10A)
• OPS : Lubrication press switch input terminal
• WTS : Cooling water temperature switch input terminal
• EPS : Emergency stop switch input terminal
• PH+ : Preheating output terminal(Voltage output MAX:1A)
• OCL : Running fail lamp output terminal(Voltage output MAX:1A)
• OSL : Over speed lamp output terminal(Voltage output MAX:1A)
• WTL : High temperature lamp output terminal(Voltage output MAX:1A)
• OPL : Low oil press lamp output terminal(Voltage output MAX:1A)
• EPL : Emergency stop lamp output terminal(Voltage output MAX:1A)
• BZ+ : Buzzer output terminal(Voltage output MAX:1A)
• 14X: Low speed contact point output terminal(Voltage output MAX:1A)
• LTS : LAMP TEST terminal (Lamp Voltage Input)
• TM+ : RPM METER output terminal(Choice of Meter kind)
• SS1,SS2 : Engine starting signal input terminal(standard: Voltage AC220V, option: MPU)