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1.2.3 Signal output specification (Environmental temp.: 20±10°C, 1 year accuracy)
Table 4 Signal output specification
Type of signals Scale Resolution Accuracy
Voltage
(0~10.5)V
0.2mV 0.01%RD+0.5mV
Current
(0~25)mA
0.5μA 0.01%RD+1.2μA
Frequency
(0.01~5)Hz
0.00001Hz 0.002%RD+0.00002Hz
(5~50)Hz
0.0001Hz 0.002%RD+0.0002Hz
(50~500)Hz
0.001Hz 0.002%RD+0.002Hz
(500~5000)Hz
0.01Hz 0.002%RD+0.02Hz
(5000~50000)Hz
0.1Hz 0.002%RD+0.2Hz
Pulse 0~9999999 1 NA
TC (-10~75)mV 1.5μV 0.01%RD+3.0μV
RTD
(0~400)Ω 10mΩ 0.01%RD+20mΩ
(0~4000)Ω 100mΩ 0.01%RD+200mΩ
Loop power Voltage output: 20V±10%, Maximum load current: 25mA
Note 1: For ADT227Ex/ ADT227Ex-S, when the environmental temperature is (-20~+10)°C and (30~50)°C, the temperature coefficient
is:
(1) Measurement of voltage, current, TC and RTD: ±5ppmFS/°C.
Note 2: For ADT227Ex-E, when the environmental temperature is (-20~-10) °C, the temperature coefficient is: