

Specifications:
| Characteristic | |
| F-EFD100-NB-IoT | |
| Standard and Band | B1: 2100MHz B3: 1800MHz B5: 850MHz B8: 900MHz B20: 800MHz | 
| Bandwidth | 100bps~100Kbps | 
| TX Power | 23dBm±2dB(Max) | 
| RX Sensitivity | -129dBm | 
| F-EFD100-L | |
| Standard and Band | 433MHz | 
| Communication Bandwidth | 6 level adjustable(0.3、0.6、1.0、1.8、3.1、5.5Kbps) | 
| Communication Distance | Indoor/urban communication distance: 1km Outdoor/line-of-sight communication distance: 3.5km | 
| Transmit Power | 20dBm(100mW) | 
| RX Sensitivity | -140dBm | 
| Hardware System | |
| CPU | Industrial Grade 32-Bit Enhancement Processor | 
| FLASH | 256KB+2MB | 
| SRAM | 48KB | 
| Interface Type | ||
| Communication | RS385 | 1 RS485 interface, the serial parameters are as follows: Data bits: 8 bits, stop bits: 1, 2 bits Calibration: no parity, even parity, odd parity Serial Port Rate:1200~38400bits/s Serial speed: 1200~38400bits/s | 
| Can Bus | The device has 1 CAN bus interface, CAN bus communication is stable and reliable, and can communicate with other external devices to achieve various networking needs. | |
| Human Interface | LCD | 128*128 LCD screen, rich display content | 
| Indicator | "Online" "Communication" "warning" "Alarm" "Mute" | |
| Buzzer | Fault alarm, detecting abnormal alarm | |
| Button | “confirm/reset” “add/mute” “decrease” “confirm” “return” “self-test” 6 buttons, simple and fast operating system | |
| Application Interface | Residual Current | 3-branch residual current transformer, alarm value setting range: 40~1000mA | 
| Temperature | 1-branch temperature probe, measuring range: 0 °C ~ 150 °C, alarm value setting range 45 ~ 140 °C | |
| Power Interface | Adopt strong electric anti-tripping interface, over current protection ≥120% and overvoltage protection, recoverable | |
| Note: There may be differences between different types of accessories and interfaces, which are subject to the actual product. | ||
| Power Input | |
| Standard Power | AC 220V 50Hz | 
| Power Range | AC187~242V | 
| Consumption | |
| Average Consumption | <0.8W | 
| Maximum Dynamic Consumption | <1.5W | 
 
| Physical Characteristics | |
| Housing | ABS flame retardant material, housing and system are safely isolated, especially suitable for power field applications | 
| Dimensions | 98x98x83.57 mm (excluding antenna and mounting parts ) | 
| Weight | About 535g (including mounting parts and packaging) | 
 
| Environmental Limits | |
| Operating Temperature | -10~+40ºC | 
| Storage Temperature | -30~+80ºC | 
| Relative Humidity | 5%~95% (no condensation) | 
Appendix A
A.1 Structure
Shape and installation dimensions, sliding mounting brackets on both sides of the device for quick installation. See the figure below for specific dimensions. (Unit: mm)

A.2 wiring ports (15PIN pitch 3.81mm, 3PIN pitch 5.08mm) Upper row terminal specification: 15PIN pitch 3.81mm
Upper row ports specification: 15PIN pitch 3.81mm
Lower row ports specification: 3PIN pitch 5.08mm
 
| CANL | CANH | GND | Txd/A+ | Rxd/B- | Backup | Leakage 3 | COM | Leakage 2 | COM | Leakage 1 | COM | NTC | COM | |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 
Upper Row
| SIM | ■ | N/- | L/+ | |||
| 0 | 0 | 0 | 0 | 1 | 2 | 3 | 
Figure 3 Interface Diagram
| Interface Signal Definition | ||
| Number | Interface Definition | Description | 
| 1 | CANL | CAN Bus:L | 
| 2 | CANH | CAN Bus:H | 
| 3 | GND | RS485:GND | 
| 4 | Txd/A+ | RS485:A+ | 
| 5 | Rxd/B- | RS485:B- | 
| 6 | Backup | Reserved Port | 
| 7 | ||
| 8 | Leakage 3 | Residual Current Input 3 | 
| 9 | COM | |
| 10 | Leakage 2 | Residual Current Input 2 | 
| 11 | COM | |
| 12 | Leakage 1 | Residual Current Input 1 | 
| 13 | COM | |
| 14 | Temperature | Temperature Sensor Input | 
| 15 | COM | |
| Environmental Limits | ||
| Number | Interface Definition | Description | 
| 0-0-0-0 | SIM Card | SIM Card Ports | 
| 1 | PG | Reserved Ports | 
| 2 | M | AC220V Input Null Line | 
| 3 | L | AC220V Input Live Line | 
