RDLC310 | RDLC420 | RDLC320 | ||
Power Feature | Two-way 5V, independent | One-way 5V, one-way 24V, independent | Only one-way 24V (compatible with 36V for power supply, but not recommended) | |
Laser Port Feature | Only one-way digital control port | One-way digit and one-way analog | Two-way digits and two-way analog port, settable independently and non-interacted | |
USB Feature | Copying Speed | Slow | Common | Quick |
Compatibility | Support a few USB disks | Support USB disks with small capacity | Support all USB disks with different capacities | |
Memory Feature | Capacity | 32M | 64M | 256M |
Fault Tolerance | Poor | Common | Capable of checking defective track and formatting and good in fault tolerance | |
General IO Feature | Input Port | Nil | Two ways | 4 ways (two for general, two for specialties) |
Output Port | Nil | 1-way (low current, so additional drive is needed) | 4-ways (500mA high current for each, OC output, two for general, two for specialties) | |
Software Feature | Power-off restart for Engraving | NO | YES | YES |
Online Modification Laser Power/Speed | NO | YES | YES | |
Multi-origin Logics | NO | NO | YES | |
Parameter Backup Logics | NO | NO | YES | |
Work time Preview | NO | NO | YES (the work time accurate to 1ms) | |
Online Updata Startup Display | NO | NO | YES | |
Online Updata Mainboard Program | NO | NO | YES | |
Motion-axle Feature | Soft Spacing | YES | YES | YES |
Hard Spacing | NO | NO | YES | |
Z-axle Linkage | NO | NO | YES | |
Feeding Feature | Null | Single direction | Single/double direction for option | |
Power-on Resetting | Fix
ed | Fixed | Configurable for each axes | |
Key Speed | Fixed | Fixed | Configurable | |
Axles | 3 | 4 | 3 (Z axes is configurable to flat or feedin axes) | |
Encryption Feature | Null | Encryption based on the PC time |