产品介绍：具有PoE，Modbus可编程设备服务器，RS-232*1，Rs-485*4
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 versions 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 Available
Low power consumption
Palm-Sized with multiple Serial Ports
Made from fire retardant materials (UL94-V0 Level)
[PPDS(M)-755(D)-MTCP only]Supports Modbus TCP to RTU/ASCII Gateway
Supports PoE (IEEE 802.3af, Class 1)
产品规格：
Models | PDS(M)-755(D) | PPDS(M)-755(D)-MTCP | ||
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) | |||
COM3 | RS-485 (DATA+, DATA-, GND) | |||
COM4 | RS-485 (DATA+, DATA-, GND) | |||
COM5 | RS-485 (DATA+, DATA-, GND) | |||
Ethernet | 10/100 Base-TX, RJ-45 port (Auto-negotiating, auto MDI/MDI-X, LED indicator) | |||
PoE | IEEE 802.3af | |||
COM Port Formats | ||||
Data Bit | 7, 8: for COM1 and COM2 5, 6, 7, 8: for COM3 ~ COM5 | |||
Parity | None, Even, Odd, Mark, Space | |||
Stop Bit | 1, 2: for COM1 ~ COM5 | |||
Baud Rate | 115200 bps Max. | |||
LED Indicators | ||||
5-digit 7 Segment | Yes, only for "D" versions | |||
System | Red | |||
PoE | Green | |||
Power | ||||
Protection | Power Reverse Polarity Protection | |||
Required Supply Voltage | +10 VDC ~ +30 VDC(non-regulated) | PoE or +12 VDC ~ +48 VDC(non-regulated) | ||
Power Consumption | PDS(M)-755: 2.0 W PDS(M)-755D: 2.7 W | PPDS(M)-755-MTCP: 2.2 W PPDS(M)-755D-MTCP: 2.9 W | ||
Mechanism | ||||
Flammability | Fire Retardant Materials (UL94-V0 Level) | |||
Dimension (W x H x D) | 72 mm x 123 mm x 35 mm (88 mm x 123 mm x 28 mm for "M" versions) | |||
Installation | DIN-Rail or Wall mounting | |||
Casing | Fire Retardant Plastic (Metal for "M" versions) | |||
Environment | ||||
Operating Temperature | -25 ~ +75 °C | |||
Storage Temperature | -40 ~ +80 °C | |||
Humidity | 5 ~ 90% RH, non-condensing | |||
