This manual introduces the structure, characteristics, application, selection, installation and other knowledge of D-sub connector, for the reference of engineering and technical personnel.
This guide provides an overview of the XM2‑L, XM3‑L, XM4K and XM4L series D‑sub connectors, including part numbers, mounting options, and material details. It also lists the recommended fixed parts and accessories for each connector type.
Technical data such as rated current, voltage, contact resistance, insulation resistance, dielectric strength, insertion life and operating temperature are presented, together with dimensional drawings and wiring instructions. Safety notes cover grounding, soldering and torque requirements for the mounting hardware. This manual is written in Chinese.
| Rated voltage | AC 300 V |
|---|---|
| Contact resistance | ≤ 20 mΩ (DC 20 mV, ≤ 100 mA) |
| Insulation resistance | ≥ 1 000 MΩ (DC 500 V, 60 s) |
| Dielectric strength | ≥ 1 000 V (leakage ≤ 1 mA) |
| Insertion life | 100 cycles |
| Material (housing) | Glass‑filled PBT resin (UL94V‑0), black |
| Contact plating | Nickel‑gold (Ni‑Au) finish |
| Mounting torque | 0.49 N·m |
The rated voltage is AC 300 V.
The connectors are rated for 100 insertion cycles.
A torque of 0.49 N·m should be used.