2
2 FEATURES AND SPECIFICATIONS
The EMB Hub data acquisition system is designed to allow owners and managers of commercial and
industrial facilities with a cost-effective means of gathering crucial information in a timely manner. To meet
these requirements, the EMB Hub system provides the installer with all the tools necessary to install and
configure the hardware and software with a minimum of time and investment.
Processor
Arm9 embedded CPU
Operating System
Linux 2.6
Memory
32 MB ram, 16 MB flash
LED
Ethernet, Modbus
TM
TX/RX, power, alarm
Console
2 x 16 character LCD, two pushbuttons
LAN
RJ45 10/100 Ethernet, full half duplex, auto polarity
Protocols
Modbus/RTU, Modbus/TCP, TCP/IP, PPP, HTTP/HTML, FTP, NTP,
XML, SNMP-Trap
Power Supply
24VDC, 500mA, Required (not included) The unit is to be sourced by a Class 2
power supply with the following output: 24VDC, 500 mA minimum but not to
exceed 8A.
Note: only 350mA is required if the USB port is not used.
Interval Recording
User selectable 1-60 minutes. Default 15 minute interval.
Serial Port
1
RS 485 Modbus, supports up to 32 external devices (expandable)
Isolation
2
The RJ45 Ethernet is isolated to 1500VDC from the main board.
RS485 port is isolated to 1500VDC from the main board.
Power input and USB port are non isolated.
Environmental
Pollution Degree 2, Altitude up to 2000M.
For indoor and outdoor use when used in an appropriate enclosure.
The A8810 must be mounted inside a NEMA rated electrical enclosure for safety
and isolation requirements.
North America: Indoor, temperature -30°-+70°C, 0-95% humidity, non condensing.
4
EMC
FCC CFR 47 Part 15, Class A
EN 61000, EN 61326
Size
4.99 in x 4.25 in x 2 in (102 mm x 108 mm x 51 mm)
Mass
0.42 lbs (0.19 kg)
1
Inputs are intended for low voltage
class 2 outputs
2
If the product is used in a manner
not specified by the manufacture, the
protection provided by the equipment may
be impaired.
A8810 EMB Hub
WEB
VERSION