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Carcell CR Series: Technical Reference
Professional configuration for devices using Port 5114 and the Carcell Protocol.
1. Device Comparison Matrix
| Model | Capacity & Power | Special Features | Optimized For |
|---|---|---|---|
| CR 1000 | 9-36V DC | Ignition status, ACC detection | Standard passenger vehicles |
| CR 2000 | 9-36V DC | Fuel sensor (RS232), Temp sensors | Commercial fleet management |
| CR 3000 | High Voltage Support | Remote Cut-off, Panic Button (SOS) | High-security & cash-in-transit |
| CR 4000 | 8-80V Range | IP67 Waterproof, Rugged housing | Heavy machinery & industrial use |
| CR 250 | Compact 9-36V | Low power consumption, Slim build | Motorcycles & e-bikes |
2. Technical Wiring Diagram
Standard 4-Wire Pinout
Red (V+): Battery Positive (12V/24V)
Black (GND): Battery Negative/Chassis
Orange (ACC): Ignition Signal Input
Yellow (Relay): Fuel/Engine Cut-off Signal
Advanced I/O (CR 2000/3000)
- Green: Analog Input (Fuel/Temp)
- Blue: Digital Input (Door Sensor)
- White: SOS Button Input
3. Essential SMS Configuration Commands
Send these commands from an authorized mobile number to the device’s SIM (Default Password: 123456).
# Set Server Address:
SERVER,0,YOUR_IP_ADDRESS,5114,0#
(Note: Use “1” instead of “0” if using a domain name)
SERVER,0,YOUR_IP_ADDRESS,5114,0#
(Note: Use “1” instead of “0” if using a domain name)
# Configure APN:
APN,your_carrier_apn#
Example: APN,internet#
APN,your_carrier_apn#
Example: APN,internet#
# Set Upload Interval:
TIMER,10,30#
(10s while moving, 30s when stationary)
TIMER,10,30#
(10s while moving, 30s when stationary)
# Remote Engine Control:
RELAY,1# (Stop Engine) / RELAY,0# (Restore Engine)
RELAY,1# (Stop Engine) / RELAY,0# (Restore Engine)
# System Check:
STATUS# (Check GPRS/GPS status) / VERSION# (Firmware Info)
STATUS# (Check GPRS/GPS status) / VERSION# (Firmware Info)
