2 FEATURES AND SPECIFICATIONS
The Energy Monitoring Hub™ Data Acquisition Server 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 Energy Monitoring 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, Arm7 io coprocessor
Operating System
Linux 2.6
Memory
32 MB ram, 16 MB flash
LED
8x input, 4 modem activity, Modbus TX/RX, power, system, io status
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, 1A, class 2 wall brick transformer.
North America: 110-120VAC, 60hz, primary. (standard, included)
CE/Europe: 100-240VAC, 50-60hz, primary, with interchangeable plug adapters. (optional)
Interval Recording
User selectable 1-60 minutes. Default 15 minute interval.
Serial Port
1
RS 485 Modbus, supports up to 32 external devices (expandable)
Inputs
1
8 flex-io inputs with multiple modes: voltage, current, resistance, pulse and status.
Voltage mode:
0-10vdc (min/max/average/instantaneous data) accuracy:
+- 0.25% of full scale at 20°c
Current mode:
4-20mA (min/max/average/instantaneous data) accuracy:
+- 0.25% of full scale at 20°c
Resistance mode: 100 ohms to 100k.
accuracy:
100
1
-1k
1
+- 1% of 1k
1
20°c
1k
1
– 10k
1
+- 1% of 10k
1
20°c
10k
1
– 47.5k
1
+- 1% of 47.5k
1
20°c
47.5k
1
– 100
1
+- 1% of 100k
1
20°c
100k
1
– 10M
1
accuracy unrated.
Pulse mode:
Intended for use with dry contact outputs. (consumption/rate/runtime/status)
Standard and KYZ modes for form A and C relay outputs
Input terminal supplies 3V ~ 5V at 5mA sense voltage to detect contact closures.
Maximum rate: 10hz, minimum pulse width 50ms.
Adjustable contact closure threshold: 100
1
to 5k
1
, broken wire sense above 10k
1
optional.
Pulse count and runtime values are stored in non-volatile memory.
Outputs
1
:
2 optically isolated outputs type: opto-fet, dry contacts. Rating: 30vdc, 150mA max.
Isolation
2
:
The RJ45 Ethernet, RJ11 Modem, pulse outputs, and the primary side of the power adapter
are electrically isolated from the Energy Monitoring Hub main PCB board and inputs.
Environmental
North America: Indoor, temperature 0º - 50ºc, 0 - 95% humidity, non-condensing.
CE/Europe: Indoor, temperature 5º - 40ºc, 0 - 90% humidity, non-condensing.
EMC
FCC CFR 47 Part 15, Class A
EN 61000, EN 61326
Size
8” x 9.25” x 2.5” (203mm x 235mm x 64mm)
Mass 5lbs
(2.3kg)
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.
A8812
5
WEB
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