ISOLATED SIGNAL CONVERTERS and INTERFACES
ISOLATED SIGNAL
CONVERTERS
and INTERFACES
CATALOG
• Universal Signal Converters ( Current, Voltage, Temperature, Freq),
with RS485 and 5A SPDT relay
• High Voltage AC/DC Converter
• Universal Current Converter
• DATALOGGER by USB stick memory
• Digital I/O - RS485
• Serial converter USB-RS485
QEED is the electronics division of DEM SpA, able to develop and produce
electronic boards dedicated to the world of industrial automation. The use of the latest
components and the constant search for new technical solutions allow us to be at the
forefront in the creation of objects high performance, reliable and economical.
ISOLATED SIGNAL CONVERTERS QA-OMNI : UNIVERSAL SIGNAL CONVERTER
• Input: CURRENT, VOLTAGE, TEMPERATURE, POTENTIOMETER,
FREQUENCY;
• Accuracy class 0,1% f.s.
• Output: 4-20 mA/0-10V, SPDT 5A Relay, RS485 Modbus;
• Fully configurable by free interface software via USB or RS485
• DATALOGGER on USB stick memory
• Totalizer for digital input /PWM converter
QA-TEMP :UNIVERSAL TEMPERATURE CONVERTER
• Input: RTD 2,3,4 wires (PT100, PT500, PT1000, Ni100) and TC
(J, K, R, S, T, B, E, N);
• Accuracy class 0,1% f.s.
• Output : 4-20mA/0-10V, SPDT 5A Realy, RS485 Modbus;
• Fully configurable by free interface software via USB or RS485
• DATALOGGER on USB stick memory
QA-VI : VOLTAGE/CURRENT CONVERTER
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Input : VOLTAGE and CURRENT;
Accuracy class 0,1% f.s.
Output : 4-20mA/0-10V, SPDT 5A Realy, RS485 Modbus;
Fully configurable by free interface software via USB or RS485
DATALOGGER on USB stick memory
QA-I : CURRENT ISOLATOR
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Input: CURRENT
Active or Passive current Input and Output
Accuracy class 0,1% f.s.
Output: 0/4-20mA
Without any configuration
ISOLATED HIGH VOLTAGE SIGNAL CONVERTER
QA-POWER-M : Single phase Power Meter/ High Voltage
signal converter
• Input: AC/DC Current up to 10A, Voltage up to 600 V AC/1000
V DC
• 4kV input isolation
• Output: Analog output, Digital output, RS485 Modbus;
• Fully configurable by free interface software via USB or RS485
• DATALOGGER on USB stick memory
• Measure available: Irms, Vrms, Watt, Var, VA, Ipk, Vpk, Frequency,
Power Factor, Bidirectional Energy, Total Energy.
DIGITAL I/O INTERFACE - SLAVE MODBUS
QA-12DI-4DO : Digital I/O Slave Modbus
Input: n°12 DIGITAL INPUT
Output: n°4 SPDT RELAYS OUTPUT
RS485 Modbus RTU Slave
Hot Swapping;
Configuration by free interface software on USB port or by
RS485
• DATALOGGER on USB stick memory
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UNIVERSAL CURRENT CONVERTER / ANALYZER
QE-CURRENT-485 : Universal Current Converter
• Universal Current Converter for current probes ( Rogowski,
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Split Core, secondary 1 A, 5 A, 0-1 V, Hall’s sensor, etc);
Temperature input for PT100 or NTC (Motors control);
Analog output fully configurable (Current or Voltage);
Integrated RS485 Modbus
Measurement of : Frequency, min and max of AC /DC current,
bidirectional measurement, RMS measurement, Ah and THD.
ISOLATED SERIAL CONVERTER and ISOLATOR
Q-USB-485 : Isolated Serial Converter
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RS485 to USB
FTDI chip mounted
Isolated at 2,5kV
Transparent housing to view led indicators: TX, RX, Supply
No drivers required !
Max baudrate 500Kbit/sec;
w w w. q e e d. i t
i n fo @ qeed.i t
S a les D e p ar t m ent. . . . . . . . . . . . . sa l es @ qeed.it
Te ch n i cal D ep a r t m ent. . . . . . .tec hn ic a l @ qeed.it
D EM Spa
Z.I. Vi l l an ova , 2 0 - 3 2 0 1 3 Lo ng a ro n e (BL), I ta l y
Ph. +39 0437 761021
Fax +39 0437 760024
Distribuited by:
October 2015
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