PROSCEND M331 Industrial Cellular Router Installation Guide
- June 4, 2024
- PROSCEND
Table of Contents
PROSCEND M331 Industrial Cellular Router
Quick Installation Guide
Install the SIM Card
STEP 1:
Before inserting or removing the SIM card, ensure that the power has been
turned off, or the power connector has been removed from the M331 Cellular
Router.
STEP 2:
Using a screwdriver to remove the metal protective cover first, insert the SIM
card into t he card slots. The cut off edge of the SIM card on upper SIM slot
1 (lower SIM slot 2) is to the left (right).
STEP 3:
Push the SIM card and lightly press it to lock into the slot.
STEP 4:
Remove the SIM card, lightly press it and it will pop out of the slot.
LED Indicators
The following table explains the LED indicators on the front panel.
| LED | Off | On | Slow | Fast | Heartbeat |
|---|---|---|---|---|---|
| SYS | Power down |
Power up
|
N/A
|
N/A
|
N/A
SIM | Not working|
Connected
|
Connecting
|
Error
|
Reading
Signal|
No signal
|
High signal
| Medium signal| Low signal|
N/A
Reset Button
| Function | Operation |
|---|---|
| Reset | Press the button for 1 seconds. |
| Reset to default setting | Press the button for more than 5 seconds. |
Connecting I/O Ports
There are four terminals on the terminal block with two terminals used for digital input and two terminals used for digital output.
| Pin | Description |
|---|---|
| DI + | Digital Input |
DI –
DO +| Digital Output
DO –
- DI: Low (+0 to +3V) / High (+8 to +40V)
- DO: Open Collect (maximum 30V/300mA)
LED Indicators of Ethernet Port
There are two LED indicators for each of three LAN ports and one WAN port.
| LED | Blinking | On | Off |
|---|---|---|---|
| 1000M | N/A | 1000Mbps | 10/100Mbps |
| LINK | Data Transmitting | LINK UP | LINK DOWN |
RS-232 and RS-485 pinouts
Note
- RS-232 and RS-485 share the common ground pin “G”.
RS-232
| Pin | Signal | Direction |
|---|---|---|
| TX | Transmit Data | Output |
| RX | Receive Data | Input |
| G | Signal Ground | – |
RS-485
| Pin | Description |
|---|---|
| D + | Serial Port, Data+ (A) wire |
| D – | Serial Port, Data- (B) wire |
| G | Signal Ground |
Connecting the Power Supply
Powering the M331 Cellular Router is by either a terminal block or a DC
jack.
One terminal block is on the front panel.
The power input voltage range is 8 ~ 26 VDC.
One DC Jack is on the front panel.
The power input voltage is 12 VDC.
Antenna Installation
Three SMA connectors placed on the left panel are for connecting to external LTE and GPS antennas.
- MAIN: for LTE Transmit and Receive
- AUX: for optional LTE Receive for better downstream speed
- GPS: for GPS
DIN-rail Mounting
STEP 1: Use the screws to install the DIN-rail kit to attach at the rear side of the device.
Note
- Three screw types are flat head M3 x 4 mm.
STEP 2: Hook the unit onto the DIN-rail.
STEP 3: Push the bottom of the unit towards the DIN-rail until it locks in place.
Wall Mounting
STEP 1: At the bottom side of the device, use two screws to install each bracket.
Note
Each screw type is flat head M3 x 6 mm.
STEP 2: Use the screws to attach the bracket of the device for wall mounting.
Note
- These screws are not included in the package. The head of each screw is less than 7 mm in diameter, the shaft is less than 3 mm in diameter, and the length is less than 10 mm in diameter.
Setup
-
Access the Web Configurator
a. Type the default URL http://192.168.1.1 in your web browser.
b. In the login page, enter the default username root and the default password 2wsx#EDC and then click the Login button. -
Change Password
Go to Management -> Administration and enter the desired New Password and then scroll down the page and click the Apply button.
Note
- Please scan below QR Code to download online resources. Download link: https://www.proscend.com/en/product/M331.html