Paperless recorder INPUT SIGNAL Analog Input: Thermocouple B,R,S,K,E,T,J,W RTD Pt100,Cu50 Voltage 0—5V 1—5V 0—100mv 0—20mv Current 0—10mA 4—20mA Pulses Input: Rectangular Wave, Since Wave or Triangle Wave Attitude≥4V Frequency 0～20KHz OUTPUT SIGNAL Analog Output: Current 0—10mA (Load≤750Ω) 4—20mA (Load≤500Ω) Voltage 0—5V (Load≥250KΩ) 1—5V (Load≥250KΩ) Pulses Output: Relay Contact:AC220V/3A or DC 24V/5A (Resistance Load) SCR Output:400V/0.5A SCR Output:5～30V/0.05A Power Output: 24VDC/30mA ACCURACY: 0.5%FS±1 digit or 0.2% FS±1 digit SMALL SIGNAL CUT OFF:0～25.5%FS MEASUREMENT RANGE:-1999～999999 digit SAMPLING PERIOD: 1 Second RECORDING RATE: Between 1 Second to 4 Minutes, selection of total 240 steps, by second SCREEN DISPLAY: Lighted Background Large Screen Liquid Crystal Display (LCD)Graphic Display Screen. It can display English/Chinese characters, aphetic letter, numeric, process curves and light spot. Operation of the keypad on the front panel will change screen, search historical data backwards and forwards, adjust contrast of the screen display and change screen time axis settings, etc.