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98-148231-D
www.cobham.com/satcom

System Configuration - Example

Technical specifications

Item

Specification

Dimensions

202 x 202 x 65 mm/ 8.0 x 8.0 x 2.5 inches

Weight

1.6 kg / 3.5 lbs (excl. cellular modem)

Power supply PoE
Power supply DC

42.5 to 57 VDC According to: PoE+ IEEE 802.3at type 2 class 4
10.5 to 32 VDC

Transient overvoltage

Overvoltage category II

Power consumption (typical)

Power save (Wake on GPIO or timer): 0.1W@12VDC/ 2.4W PoE
Power save (Wake on LAN): 0.9W@12VDC/ 2.3W PoE
Standby: 2.3W@12VDC/ 3.5 W PoE
Transmitting: 19 W (21 W incl. LTE modem)

IP grade

IP66

Operating temperature, C1D2  

Hazardous locations

-40 to +55°C/-40 to +131°F

Operating temperature,  

Non-Hazardous locations

Full operation: -40 to +55°C/-40 to +131°F, 

Operation above 55°C/ 131°F is allowed, but not guaranteed. The built-in protection circuit 
closes down the terminal when the 

internal

 temperature reaches 84°C/ 183°F.

Environment condition

Outdoor mounting and use in harsh environment

Max. altitude for Hazardous locations

2000 m/ 6561 ft

Relative humidity

95% humidity non-condensing at 40°C/ 104°F

Pollution degree

Pollution degree 2

Verifying and troubleshooting the installation

LED status before 

completion of the 

installation process

Description

Off

Light indicator has been disabled or Power off

Green flashing rapidly

Starting up

Yellow flashing 

BGAN pointing

Green flashing

Verifying network connectivity 

Green constant

Ready

Yellow flashing rapidly

Closing down

Yellow constant

Warning (user recoverable).  
See web interface for the warning text.

Red constant

Error. See the web interface. 

Blue flashing

Uploading software to the terminal

DC power connector (X4)

Pin

Signal

1

DCIN+

2

DCIN-

3

GND

Connectors and pin allocation

USB connector (X6)

Pin

Signal

1

+5V

2

Dm

3

Dp

4

ID

5

GND

I/O connector  (X5)

Pin Signal Details

Specifications

1

GPI

Power save control 
input

Max. 32 VDC, High: 1.3-32 VDC, Low: 0-1.2 VDC
Configurable in web interface: 

 

Request wake up or Power save on/off and  
Active high or low

2

GPO

Terminal ready 
output

Open collector max 400 mA, 10.5-32 VDC

Configurable in web interface: Active high or low

3

GPIO

General purpose 
input/ output

Input: Max. 32 VDC, High: 1.3-32 VDC, Low: 0-1.2 VDC

Output: Open collector max 400 mA, 10.5-32 VDC

Configurable in web interface: Input or output and 

Active high or low

4

GND

Ground

N/A

IMPORTANT

: You must use 

either

 X1 

or

 X2 for 

LAN, not both!

The EXPLORER 540 has the following connectors/
terminals:

• 

X1: LAN/PoE, Spring-loaded terminals

• 

X2: LAN/PoE, RJ-45 connector

• 

X3: SIM card

• 

X4: DC input, Screw terminals

• 

X5: I/O, Spring-loaded terminals

• 

X6: USB, micro B connector

• 

X7: Chassis GND, Screw terminal

Battery

M2M indoor 
equipment

Indoor equipment

DC

Probe

Solar panel

Ethernet

Internet

BGAN M2M service  
via satellite

Light indicator (LED)

Note

: After completion of the installation 

process the LED will only be lit for a short pe-
riod at power-up and then be off until a new 
installation process is started.

Note: This drawing is just an example. Your configuration may use other types of equipment.

C1D2:

This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D 
OR non-hazardous locations only.
This equipment must be installed using wiring methods as required for Class I, 
Division 2 as per the NEC and/or CEC.

WARNING – EXPLOSION HAZARD – 

Do not connect or disconnect 

equipment unless power has been removed or the area is known to be non-
hazardous.

AVERTISSEMENT – RISQUE D’EXPLOSION – 

Ne pas brancher ou 

débrancher un équipement sauf si le courant a été coupé ou la zone est 
réputée non dangereuse.

LAN/PoE connector (X1 or X2)

Pin

Signal

1

TXp (PoE+)

2

TXm (PoE+)

3

RXp (PoE-)

4

POE+

5

POE+

6

RXm (PoE-)

7

POE-

8

POE-

Cable requirements

If the 

LED

 turns 

steady yellow

, it means the installation failed, e.g. because the terminal was 

unable to detect a stable BGAN signal or veriify the network connection. 
If you connect a computer locally to the terminal, you can use the built-in web interface to follow 
the progress on screen during installation, and to see warning messages if the installation failed. 
1.  Connect your computer to the LAN interface of EXPLORER 540.
2.  Open your browser on the con-

nected computer.

3.  Power up the terminal.
4.  Access the web interface 

at the local IP address (de-
fault192.168.0.1).

5.  Enter the user name: 

User

 and 

password: <serial number of the 
terminal>.

Number Cable

Requirements

1

DC Power 
cable

1.5 mm

2

/ 15 AWG copper wire, UV resistant, Temperature rating: 105

°C/ 

221°F, Max. cable length: 12 m/ 39 ft at 12 V operation, 200 m/ 656 ft at 
24 V operation.

2

LAN cable

Cable: Ethernet Min. Cat 5 Solid copper wire, STP. Max. length: 100 m/ 
328 ft, Temperature rating: 95°C/ 203°F.

PoE source according to PoE+ IEEE 802.3at type 2 class 4.

3

I/O cables

0,2 mm

2

 to 0,5 mm

2

 (26 AWG til 20 AWG), output up to 2A. 

Use shielded cable on input if not actively driven high/low.

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