VMU-C
VMU-C Instruction manual
5
1.3 TECHNICAL FEATURES
VMUC-EM is micro PC, totally fanless and without any moving components, providing
WebServer functions; thanks to the use of industrial hardware, to its extremely small size
and to its low energy consumption it is ideal for monitoring applications requiring features
like sturdiness and reliability along time; it can be installed in both technical and
residential environments, without requiring any special caution during installation, usage
and maintenance.
The following table provides a summary list of the product characteristics:
Ports and
connections
1 X 12 to 28Vdc power supply (
A1+
and
A2-
)
2 X RS-485 (COM1 and COM2) :
COM1
Data
– (A-)
Data + (B+)
GND
COM2
Data
– (A-)
Data + (B+)
GND
1 X RJ-45 connector for 10/100 Base-T Ethernet [Communication]
[ Communication port
– Default IP:
192.168.1.110
]
Pin 1 TX+
Pin 2 TX-
Pin 3 Rx+
Pin 6 Rx-
1 X standard USB
1 X mini USB (through a dedicated driver it allows to access the system
through the IP address 192.168.254.254)
1 X slot for micro SD or SDHC memory card
Absorption
5W Max.
Operating conditions
-25°C to 40°C
COM port
termination
Both COM ports are
internally terminated with a value of 150Ω and
polarised with two 511Ω resistors (from “B+” to +5V and from “A-“ to
GND). As a consequence no other external connection is required.
Summary of Contents for VMU-C EM
Page 1: ...VMU C EM Web Server system for energy monitoring Instruction manual Version A6...
Page 33: ...VMU C VMU C Instruction manual 33 Commands Change of parameters on Eos Array...
Page 104: ...VMU C VMU C Instruction manual 104...
Page 108: ...VMU C VMU C Instruction manual 108...
Page 116: ...VMU C VMU C Instruction manual 116...
