This series of products are mainly used for the electronic control of desk type oven, embedded oven. They can cooperate with the corresponding operation parts and executive parts to realize all the control functions of oven. They have friendly human-machine interface and optional control units which are designed according to the requirements of customers.
Man-machine interface mode
Display mode: digital tube display, liquid crystal display, TFT color screen, etc.
Key mode: touch the switch, sensing button, etc.
Oven: top heater, bottom heater, PFC, door microswitch, online software upgrade, variable frequency AC fan
Temperature measurement of heater detector: thermocouple, platinum resistor, thermistor
I. EMC performance parameters:
1. Electrostatic immunity (EDS) refers to GB / T 17626.2, level 4 standard: contact discharge 8KV; air discharge 15KV.
2. Radiated radio-frequency electrom agnetic field immunity refer to national standard GB / T 17626.3, level 3: 80mhz-1000mhz; 10V / M
3. Electrical Fast Transient/Brust refer to national standard GB/T 17626.4-2008, level 4 standard: 4KV/5KHz；L;N;E, two minutes for positive and negative poles of each phase.
4. Surge immunity (surge) refers to national standard GB / T 17626.5, line-line 2KV; line -ground 4KV
5. Conducted susceptibility immunity refer to national standard GB / T 17626.6, level 3 standard: 10V / 150khz-80mhz;
6. Voltage dips and short interruptions refer to national standard GB / T 17626.11: 2 standard of voltage: 1) fail to 0% last 0.01s,0.02s, fail to 70% last 0.5s 2) 2 standard of short time interruption: fail to 0% last 5s.
7. Disturbance voltage at mains refer to national standard GB / T 4343.1, the frequency range:（148.5Khz-30MHZ）.
II. Ambient temperature: 0 ℃ ~ 70 ℃; humidity < 80%
Storage environment: - 20 ℃ ~ 80 ℃; humidity < 80%
III. working input voltage: 220VAC 50Hz
Input voltage range value: 187vac < x < 252vac 50Hz
Product design highlight
1. Ensure the full isolation system of the creepage distance, the strong and weak current of the system is 8mm isolated;
2. The patented touch key spring structure has more reliable contact and higher sensitivity consistency;
3. Full load 4 major fault detection: heater fault dual detection, alternating-current variable frequency fan fault detection,communication fault detection, temperature sensor fault detection.
4. Heater dual safety protection: 1. general relay protection 2.outer temperature controller protection.
5. 3 major safety protection: alternating-current variable frequency fan protection, temperature sensor protection, communication fault protection;
6. Software evaluation level B: for the control system with protective electronic circuit, the software can prevent the danger caused by non software fault;
7. Standard compliance: fully comply with the relevant national oven energy efficiency index, EMC and safety standards;
8. TFT screen, size 4.3 ", resistive touch screen
9. USB upgrade, auto update menu
10. PFC, power factor up to 99%.
Performance & function introduction
Menu function: you can choose the menu mode function of the steamer, or you can set the best heating mode and time of the food by yourself to store it. Next time the machine is started, the menu program can be used for processing.
Child lock function: prevent misoperation;
Fault alarm function: stop the machine for alarm after the fault occurs, and display the fault code to ensure the safety of human and machine;
Timing and clock function: preset time selection of oven.