This document provides safety instructions and technical specifications for the DA-2000 E1/V.35/RS232 protocol conversion device. It includes the features, characteristics, and interface definitions of the device.
This manual describes safety precautions and general usage for the DA-2000 protocol conversion equipment. Users should keep the device away from water, avoid tying or covering power cables, ensure all connections are secure, and clean the unit with a soft cloth. In case of water ingress, physical damage, abnormal operation, or unusual odors, power must be disconnected and the company contacted.
The document also details the device’s technical parameters, interface definitions, switch settings, operating environment, dimensions, and typical application scenarios. It explains how to configure E1, V.35, and RS232 interfaces, select clock modes, and adjust impedance and power settings for reliable data transmission. This manual is written in Chinese.
| Nominal Data Rate (E1) | 2048 Kbit/s |
|---|---|
| Interface Impedance | 75 Ω (unbalanced) / 120 Ω (balanced) |
| Maximum RS232 Asynchronous Rate | 115200 bit/s |
| Power Supply | AC 180‑240 V, DC -48 V (range -36 V to -72 V) |
| Operating Temperature | 0 °C – 50 °C |
| Storage Temperature | -40 °C – 170 °C |
| Relative Humidity | 5 % – 95 % non‑condensing |
| Dimensions | 200 mm × 145 mm × 35 mm |
The RS232 interface supports a maximum asynchronous rate of 115200 bit/s (e.g., 9.6 K, 19.2 K).