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Humanity PDH E1 and Ethernet Multiplexers
RPM-150S8EM Humanity( telecommunication equipment supplier ) PDH 8E1 and Ethernet Multiplexers realizes maximum 8E1 and RS232 transmission over fiber. Ethernet is option. It's with full alarm monitor, high integration, low power consumption, stable performance and easy to use.
Main Features

Front Panel
A: Indicators, easy to monitor the local and remote device status
B: Button. Easy to set whether the indicators are for local or remote device

Rear Panel
C: Power. AC and DC dual power.
D: E1: RJ45 for 120ohm, DB37/BNC for 75ohm
E: RS232 interface.
F: Ethernet interface.
G: Optical interface.
Technical Parameters
Optical interface | Default: dual fiber, single mode, 1310nm, 40km, FC |
Optical fiber type: dual fiber/single fiber optional | |
Connector: FC/SC/ST optional | |
Wavelength: 850nm/1310nm/1550nm optional | |
Distance: 2km/40km/60km/120km optional | |
E1 interface | 8E1 |
Comply with ITU-T G.703, G.823, G.742 | |
Rate: 2.048Mbps±50ppm | |
Code: HDB3 | |
Connector: RJ45 for 120Ohm, DB37/BNC for 75Ohm | |
Ethernet interface | 1Ethernet port available |
Connector: RJ45 | |
Frame length: 64kbps~1536kbps | |
Auto adapt 10/100M, MDI/MDIX, full/half duplex | |
MAC address table: 1024 | |
Environment | Power: 220V±20%, -36 ~ -72V |
Power consumption: less than 15W | |
Operating temperature: -5°C~50°C | |
Relative humidity: ≤95%, non-condensing | |
Power consumption: less than 15W | |
Dimensions | 483*160*44mm |
Weight | 2.5 kg |
Application Diagram

Order Information
P/N | Product Information | E1 | Ethernet | RS232 |
RPM-150S4M | 4E1 PDH Multiplexer | 4 | × | 1 |
RPM-150S4EM | 4E1+Ethernet PDH Multiplexer | 4 | 1 | 1 |
RPM-150S8M | 8E1 PDH Multiplexer | 8 | × | 1 |
RPM-150S8EM | 8E1+Ethernet PDH Multiplexer | 8 | 1 | 1 |
RPM-150S16M | 16E1 PDH Multiplexer, RJ45 or BNC optional | 16 | × | 1 |
RPM-150S16EM | 16E1+2Ethernet PDH Multiplexer, RJ45 or BNC optional | 16 | 1 | 1 |

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