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6. LED: "ERROR» - red - indicates error and traffic.
the operating mode of the device: the norm is extinguished, not the norm - a constant glow;
software update mode: switches at a rate of 2 times per second;
7. "RESTART" or "RESET" - restarts the appliance.
8. "LAN" - Ethernet 10/100 Base-T port, provides an Ethernet connection.
• LEDs - "yellow" (status) and "green" (traffic) show the network traffic. The status LED: flashes green when the system starts up, and shows the connection state (constant green light - the connection is established, blinking green - the connection attempt).
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10. "A1..A2" - 2 RJ12 analog sensor inputs with auto-sensing.
11. "
" - External chassis grounding, M4 thread.
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18. "TEMPERATURE SENSOR" - Accuracy +/- 1 °C.Developer notes: metal case VT335 v1.2°C.