产品特点：
- Incorporate Serial Devices in an Ethernet network
- "Virtual COM" Extend COM Ports
- Virtual COM on Windows NT 4.0, 2000/XP/2003 and Vista32
- Powerful Programmable Device Server
- Watchdog Timer suitable for use in harsh environments
- Power Reverse Polarity Protection
- Serial Port +/-4 kV ESD Protection Circuit
- Self-Tuner ASIC Controller on the RS-485 Port
- 5-digit LED Display (for versi*** with a display)
- RoHS Compliant with no Halogen
- Built-in High Performance MiniOS7 from ICP DAS
- 10/100 Base-TX Ethernet, RJ-45 Port
(Auto-negotiating, auto MDI/MDI-X, LED indicator)
- ODM Service Is ***ailable
- Low power c***umption
- Palm-Sized with multiple Serial Ports
- Made from fire retardant materials (UL94-V0 Level)
规格：
| CPU |
| CPU |
80186-80 MHz or compatible |
| SRAM |
512 KB |
| Flash Memory |
Flash ROM: 512 KB; Erase unit is one sector (64 KB); 100,000 erase/write cycles |
| EEPROM |
16 KB; Data retention: 40 years; 1,000,000 erase/write cycles |
| Built-in Watchdog Timer |
Yes |
| Communication Interface |
| Non-isolated |
COM1 |
RS-232 (TxD, RxD, RTS, CTS, GND) |
| COM2 |
RS-485 (D2+, D2-, GND) |
| Ethernet |
10/100 Base-TX, RJ-45 port (Auto-negotiating, auto MDI/MDI-X, LED indicator) |
| COM Port Formats |
| Data Bit |
7, 8: for COM1 and COM2 |
| Parity |
None, Even, Odd, Mark, Space |
| Stop Bit |
1, 2: for COM1 ~ COM2 |
| Baud Rate |
115200 bps Max. |
| LED Indicators |
| 5-digit 7 Segment |
Yes, only for "D" versi*** |
| System |
Red |
| Power |
| Protection |
Power Reverse Polarity Protection |
| Required Supply Voltage |
+10 VDC ~ +30 VDC (non-regulated) |
Power C***umption PDS-720D: 2.7 W
| Flammability |
Fire Retardant Materials (UL94-V0 Level) |
| Dimension (W x H x D) |
72 mm x 112 mm x 35 mm |
| Installation |
DIN-Rail or Wall mounting |
| Casing |
Fire Retardant Plastic |
| Environment |
| Operating Temperature |
-25 ~ +75 °C |
| Storage Temperature |
-40 ~ +80 °C |
| Humidity |
5 ~ 90% RH, non-condensing |
