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Display
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Screen
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128*64 dot matrix white screen liquid crystal display (LCD)
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Accuracy
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Real-time display: ±0.2% F.S. Trace accuracy: ±0.2% F.S.
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(Thermocouple should remove the cold end error)
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Processor
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Adopts high-performance ARM CORTEX-M3 32-bit RISC core
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Input Functions
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Input specifications
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Supports up to 4 universal analog inputs
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Voltage input
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0-5V, 1-5V, 0-20MV, 0-100MV
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Current input
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0-10mA, 4-20mA, 0-20mA
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Resistance input
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RES (0-400Ω)
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Thermistor
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PT100, CU50, G53, CU100, BA1, BA2
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Thermocouple
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s, b, k, t, r, e, n, j
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Radiation Pyrometer
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F1, F2
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Tungsten Rhenium
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WRE3-25, WRE5-26
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Note
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Other input signals (e.g. 0-10V) or index numbers (e.g. PT1000) must be specified when ordering
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Output Functions
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Distribution output
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Supports 1 channel for transmitter centralized power distribution +24VDC, power distribution <60mA
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Transformer output
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Support up to 2 channels of 4-20mA standard current transducer output, 500Ω load capacity (maximum), convenient for display
instrument or DCS/PLC acquisition, realize the long distance transmission of signal
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Relay alarm output
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Support up to 4 channels relay alarm output, contact capacity 3A@250VAC / 3A@30VDC, can be configured upper limit, upper limit,
lower limit, lower limit alarm.
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Communication Function
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Communication interface
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RS232C and RS485 communication interface for user to choose, support MODBUS RTU protocol, baud rate (1200, 4800, 9600, 19200,
38400, 57600)
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Printing interface
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RS232C direct connection to micro printer, baud rate 1200
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Power supply
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220VAC, 50HZ AC power supply, support 24VDC (18-36VDC), support 12VDC (9-18VDC), Note: DC power supply should be specified when
ordering.
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Accuracy
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Thermocouple cold end compensation error ±2ºC
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Clock error: 2 seconds / day
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Working Environment
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Ambient temperature
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0-50°C (avoid e.g. direct sunlight)
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Ambient humidity
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0-85%R.H. (no condensation)
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Altitude <2000m (prohibited to work in flammable and corrosive environment)
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