Description Multifunction Signal Calibrator | SG-004A Model SG-004A Read & Source Measure (Input) and Source (Output) Simultaneously Active Current (mA) 0.000~24.000mA / ±(0.02% 0.003) Passive Current (XMT) 0.000~24.000mA (max. 30VDC) 24V Loop 0.00~24.00mA (24V or 12V selectable) Millivolts (mV) -10.00~100.00mV / ±(0.03% 0.03) Voltage (V) 0.000~24.000V / ±(0.02% 0.003) Frequency (Hz/PWM) 0~9999Hz / ±2% Thermocouple (10 Types) K, J, E, T, R, S, B, N, WRe3/25, WRe5/26 CJC automatic or manual setting Resistance (Ω) 0.0~390.0Ω / ±(0.2% 1) PT100 -200.0~650.0ºC / ±(0.5% 1) Output Functions Direct Signal Output or User Configurable: Pre-set values (Stepping) Ramping (Programmable rise, fall and cycle time) Input signal linear conversion to an output signal Engineering units setting of input and output signals Real-time curve display Continuous or timed output History Record Up to 100,000 records Display 5 Digit graphic and backlit 2.4” TFT full-colour LCD screen Communication USB, Modbus Slave, Emulated U-disk for firmware updates Power Supply Built-in 3.7V 3000mAh rechargeable battery (up to 10 hours continuous use) Weight approx. 167g Dimensions (mm) 112 x 82 x 44mm Accessories c/w USB charger, Type-C cable, 4 x test leads with alligator clips and user manual Multifunction Signal Calibrator | SG-004A