
| Specifications | |
| Network Interface | |
| Speed | IEEE 802.3 10BaseT IEEE 802.3u 100BaseT(X) - RJ45 version IEEE 802.3u 100Base-FX - SFP version  | 
| Connector ports | RJ45 x 6 (RJ45 version) SFP x 6 (SFP version)  | 
| Serial Interface | |
| Connector | D-Sub9 (DB models, supporting only 5-pin RS-232 mode) or 5.08mm 5-Pin Terminal block (TB Models)  | 
| Port(s) | 8 | 
| Baud rate | 1200~921,600 bps software selectable | 
| Parity | None, Odd, Even, Mark, Space | 
| Data bits | 5, 6, 7, 8 software selectable | 
| Stop Bit | 1,2 software selectable | 
| Flow Control | None, Xon/Xoff, RTS/CTS (RS-232 only) | 
| Power Characteristic | |
| Connector | 10-Pin Terminal Block | 
| Input Voltage | Redundant 24-48 VDC or Redundant 100-240 VAC/ 100-370 VDC (HV Series)  | 
| Input Current | 0.73 A @ 24 VDC 0.35 A @ 100 VAC 0.20 A @ 100 VDC  | 
| Power Consumption | Approximately 20 W | 
| Reverse Polarity Protection | Yes (DC version only) | 
| Redundancy | Yes | 
| Approval | |
| EMC | FCC Part 15, Subpart B, Class B, EN 55032, Class B, EN 61000-6-2 Class B, EN 61000-3-2, EN 61000-3-3, EN 55024, EN 61000-6-4, IEC 61850-3 / IEEE 1613 | 
| Safety | EN 61010-2-201 | 
| Shock Drop (Freefall) Vibration  | 
MIL-STD-810F Method 516.5 MIL-STD-810F Method 516.5 MIL-STD-810F Method 514.5 C1 & C2  | 
| RoHS | Yes | 
| MTBF | TBD | 
| Warranty | 5 Years | 
| Environment | |
| Operating | -40°C~85°C (-40°F~185°F) | 
| Storage | -40°C~85°C (-40°F~185°F) | 
| Humidity | 5~95%RH(Non-condensing) | 
| Mechanical | |
| Housing | IP30 SPCC housing | 
| Dimensions (W x H x D) | 440.6 x 44 x 309 mm (1U Rack-mount) | 
| Installation | 19” Rack mount (Rack-mount kit included) | 
| Reset Button | Yes | 
| Weight | 4,000g | 
| Software | |
| Configuration | Atop Management Utility, Web UI, Telnet, Console | 
| Supported Protocol | IPv4, ICMP, TCP, UDP, DHCP Client, SNMPv1,v2c,v3, HTTP, HTTPS, Telnet, RFC2217, Security through IPsec host-to-host or host-to-side VPN with up to 37.9Mbps VPN throughput  | 
| VirtualCOM | Windows/Linux redirection software | 
| Modbus Feature | |
| Supported Modes | Ethernet: Modbus TCP Server/Client(or VCOM); Serial: Modbus RTU/ASCII (master/slave)  | 
| Maximum number of clients/slaves | Modbus TCP: Maximum 16 clients; Maximum 247 slaves  | 
Ordering codes:
| Model Name | Part Number | Description | 
| MB5908A-6SFP | 1P1MB5908A0001G | Ind. 8 Port MB Gw, 10/100BASE-T(X) SFP slot, DB9, 24-48 VDC | 
| MB5908-6SFP-TB | 1P1MB5908A0002G | Ind. 8 Port MB Gw, 10/100BASE-T(X) SFP slot, TB5, 24-48 VDC | 
| MB5908A-6SFP-Sis | 1P1MB5908A0003G | Ind. 8 Port MB Gw, 10/100BASE-T(X) SFP slot, Isolation, 24-48 VDC | 
| MB5908A-6SFP-HV | 1P1MB5908A0004G | Ind. 8 Port MB Gw, 10/100BASE-T(X) SFP, DB9, 100-240VAC/100-370VDC | 
| MB5908A-6SFP-TB-HV | 1P1MB5908A0005G | Ind. 8 Port MB Gw, 10/100BASE-T(X) SFP slot, TB5, 100-240VAC/100-370VDC | 
| MB5908A-6SFP-Sis-HV | 1P1MB5908A0006G | Ind. 8 Port MB Gw, 10/100BASE-T(X) SFP, Isolated, 100-240VAC/100-370VDC | 
| MB5908A | 1P1MB5908A0007G | Ind. 8 Port MB Gw, 10/100BASE-T(X) RJ45, DB9, 24-48 VDC | 
| MB5908A-TB | 1P1MB5908A0008G | Ind. 8 Port MB Gw, 10/100BASE-T(X) RJ45, TB5, 24-48 VDC | 
| MB5908A-Sis | 1P1MB5908A0009G | Ind. 8 Port MB Gw, 10/100BASE-T(X) RJ45, Isolation, 24-48 VDC | 
| MB5908A-HV | 1P1MB5908A000AG | Ind. 8 Port MB Gw, 10/100BASE-T(X) RJ45, DB9, 100-240VAC/ 100-370VDC | 
| MB5908A-TB-HV | 1P1MB5908A000BG | Ind. 8 Port MB Gw, 10/100BASE-T(X) RJ45, TB5, 100-240VAC/ 100-370VDC | 
| MB5908A-Sis-HV | 1P1MB5908A000CG | Ind. 8 Port MB Gw, 10/100BASE-T(X) RJ45, Isolated,100-240VAC/100-370VDC | 
Acessories:
| Model Name | P/N | Description | 
| SDR-75-24 | 50500752240001G | 75W/3.2A DIN-Rail 24VDC power supply 88~264VAC / 124-370VDC input | 
| GDC-120 | 59906861G | 120mm copper woven grounding cable | 
| ADP-DB9(F)-TB5 | 59906231G | Female DB9 to Female 3.81mm TB5 Converter | 
| LM38-A3S-TI-N | 50708051G | SFP Transceiver, 155Mbps, 1310nmLED, Multi-mode, 2km, 3.3V, -40~85C | 
| LS38-A3S-TI-N | 5070943 |