4-20 mA Current Output Transmitter for Load Cell & Microvolt Signal Input

Sensitivity to 1 µV. Ideal for load cells & pressure. DIN Rail mounted, digitally programmable.
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4-20 ma transmitter,microvolt signals,35 mm DIN rail,transmitters
Key Features
  • 20, 50, 100, 250 & 500 mV full-scale range
  • 4 or 6-wire hookup to avoid supply and lead resistance effects.
  • Digital span adjust from 0 to ±99,999
  • Digital zero adjust from -99,999 to +99,999
  • Output resolution: 0.0015% of span (16 bits)
  • Output accuracy: ±0.02% of span
  • Detachable screw-clamp connectors
  • Dual solid state relays for alarm or control, isolated
  • RS232 or RS485 serial communications, isolated
  • 5V, 10V or 24V dc transducer excitation output, isolated
Specifications
Laureate 4-20 mA Transmitter for Load Cell or Microvolt Input

Analog Input Range Input Ohms Input Ohms
Load Cell Input ±20.000 mV
±50.0000 mV
±100.00 mV
±250.00 mV
±500.00 mV		 -99,999 to +99,999
zero adjust.
0 to ±99,999
span adjust.		 1 GΩ
Microvolt Input ±20.000 mV
±50.0000 mV
±100.00 mV
±250.00 mV
±500.00 mV		 1 µV
2.5 µV
5.0 µV
12.5 µV
25 µV		 1 GΩ
 Input Resolution
 Input Accuracy
 Update Rate, Max
 Max applied voltage
 16 bits (65,536 steps)
 ±0.01% of full scale ± 2 counts
 50/sec at 50 Hz, 60/sec at 60 Hz
 100 V
Analog Output (standard)
Output Levels
Compliance, 4-20 mA
Compliance, 0-10V
Output Resolution
Output Accuracy
Output Isolation		 4-20 mA, 0-20 mA, 0-10 Vdc (jumper selectable)
10V ( 0-500 ohm load )
2 mA ( 5 kΩ load or higher)
16 bits (65,536 steps)
0.02% of output span plus conversion accuracy
250V rms working, 2.3 kV rms per 1 minute test
Transducer Excitation Output (standard)
Output Levels
Output Isolation		 5V@100 mA, 10 @120 mA, 24V@50 mA (jumper selectable)
50V from signal ground
Dual Relay Output (standard)
Relay Type
Load Rating		 Two solid state relays, SPST, normally open, Form A
130 mA at 140 Vac or 180 Vdc
Serial Communications (standard)
Signal Types
Data Rates
Output Isolation
Serial Protocols
Modbus Modes
Modbus Compliance
Digital Addressing		 RS232 or RS485 (half or full duplex)
300, 600, 1200, 2400, 4800, 9600, 19200 baud
250V rms working, 2.3 kV rms per 1 min test
Modbus RTU, Modbus ASCII, Laurel ASCII
RTU or ASCII
Modbus over Serial Line Specification V1.0 (2002)
247 Modbus addresses.
Up to 32 devices on an RS485 line w/o a repeater.
Power Input
Standard Power
Low Power Option
Power Frequency
Power Isolation
Power Consumption		 85-264 Vac or 90-300 Vdc (DC operation not UL approved)
10-48 Vdc or 12-32 Vac
DC or 47-63 Hz
250V rms working, 2.3 kV rms per 1 min test
2Watts
Mechanical
Dimensions
Mounting
Electrical Connections		 129 x 104 x 22.5 mm case
35 mm rail per DIN EN 50022
Plug-in screw-clamp connectors
Environmental
Operating Temperature
Storage Temperature
Relative Humidity
Cooling Required		 0°C to 55°C
-40°C to 85°C
95% at 40°C, non-condensing
Mount transmitters with ventilation holes at top and bottom.
Leave 6 mm (1/4") between transmitters, or force air with a fan.

Pinout

Laureate 4-20 mA Transmitter for Load Cell or Microvolt Input

pin out for 4-20 transmitter for AC RMS Voltage

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