Product Name and Specifications
Product Name: Locomotive Signal Monitoring Device
English name: Train Operator Display (TOD)
Product model: 2002-3-0046
Product Introduction
Requirement: Explain the usage scenarios of the product and the approximate functions it achieves
This product is currently mainly used in the field of urban rail transit locomotive monitoring, and can also be applied to on-board signal monitoring applications of large railways. The product adopts integrated design, fanless design, embedded technology, and multiple interfaces (RS485, RS422, RS232, and TCP/IP), suitable for urban rail and railway locomotive monitoring equipment.
Product performance and indicators
a) Product indicators
1) Power supply: The rated input voltage is 110 VDC, with a range of variation from 45VDC to 160VDC.
2) Input and output ports
COM1: RS422/RS485/RS232 serial interface
Network port: TCP/IP
3) Normal operating conditions
• Temperature and humidity
Operation: Temperature: -10 to+55 ° C
Humidity: not exceeding 95%
Storage: Temperature: -25 to+70 ° C, Humidity: not exceeding 95%
• Shock and vibration
Impact: Half sine wave, both vertical and horizontal are 3g, and vertical is 5g
Vibration: 5 to 150Hz 7.9 m/s2
• Dustproof and Waterproof: IP52
4) EMC/EMI
Electrostatic discharge: Level 3- Contact discharge: 6kV, Air discharge: 8kV
Surge: Level 3- Open Circuit Test Voltage: The power port is 2kV
Radiation disturbance field strength: Within a frequency range of 30MHz to 230MHz at a measurement distance of 10m, the quasi peak limit is 40dB (µ v/m); Within the frequency range of 230MHz to 1000MHz, the quasi peak limit is 47dB (µ v/m)
Radio frequency electromagnetic field radiation: frequency range 80MHz~1GHz, carrier's r.m.s. is 10V/m, 80% AM modulation is applied to 1kHz sine wave, step 1% electrical fast transient pulse group: power port: voltage peak: 2kV, repetition rate: 5kHz; Signal port: Voltage peak: 1kV, repetition frequency: 5kHz
5. Product Structure
a) Product mechanical structure

b) Installation and wiring
• Installation
Use four M5 countersunk screws to install the TOD onto the console, refer to Figure 2 for the TOD installation diagram.

• Wiring
Refer to Figure 3 TOD interface layout diagram for wiring.
Insert the power connector into J1 (POWER) on the TOD interface panel
Insert the RS422 communication cable into J2 (COM1) and tighten the locking screws on both sides.
Wrap the grounding cable onto the ground screw on the panel and tighten the nut with an M5 hex wrench.

6. Relevant certificates (fill in if available)