ATEX II 1 G Ex ia IIB 171"C KEMA 04ATEX 1303X I.S. Class I; Division 1 Groups B-D; 171"C compliance Measure Volts DC; mA; RTDs; thermocouples; frequency and ohms Source or simulate Volts dc; mA; RTDs; thermocouples; frequency and ohms Pressure switch test function to capture set, reset, and deadband values Small, streamlined shape, and rugged, reliable design that stands up to field use Simple, push-button user interface for easy operation Provides two-channel simultaneous source and measure capability to calibrate transmitters