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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 water heater. 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.
Executing components: Heater, power down memory, dry burn protection, freeze protection, automatic appointment
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. 5 major fault defection: heater fault detection, communication fault detection, power failure memory monitoring, dry burn prevention monitoring, anti freezing structure monitoring;
4. 5 safety protection: super high temperature fire double protection, leakage multiple protection, anti dry burning protection, anti freezing protection, communication fault protection.
5. Software evaluation level B: for the control system with protective electronic circuit, the software can prevent the danger caused by non software fault;
6. Standard compliance: fully comply with the relevant national water heater energy efficiency index, standby power consumption, shutdown power consumption, EMC and safety standards.
Performance & function introduction
Menu function: you can choose the menu mode function of the disinfection cabinet.
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: It can realize the functions of time heating, appointment heating and clock;
Glue filling intelligent control board is waterproof and dustproof with longer service life.