General specifications Signal type Analog input Functional safety related parameters Safety Integrity Level (SIL) SIL 2 Supply Connection terminals 23+, 24- or power feed module/Power Rail Rated voltage 20 ... 30 V DC Rated current approx. 100 mA Power dissipation/power consumption ≤ 2 W / 2.2 W Interface Programming interface programming socket Input Connection side field side Connection terminals 1, 2, 3, 4, 6 RTD Pt100, Pt500, Pt1000, Ni100, Ni1000 Types of measuring 2-, 3-, 4-wire technology Lead resistance max. 50 Ω Measurement loop monitoring sensor breakage, sensor short-circuit Thermocouples type B, E, J, K, L, N, R, S, T (IEC 584-1: 1995) Cold junction compensation external and internal Measurement loop monitoring sensor breakage Potentiometer 0.8 ... 20 kΩ Types of measuring 2-, 3-, 5-wire technology Voltage 0 ... 10 V , 2 ... 10 V , 0 ... 1 V , -100 ... 100 mV Input resistance ≥ 250 kΩ (0 ... 10 V) min. 1 MΩ (0 ... 1 V, -100 ... 100 mV) Measuring current approx. 400 μA with resistance measuring sensor Output Connection side control side Connection output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 output III: terminals 8+, 7- Output I, II relay Contact loading 250 V AC / 2 A / cos φ ≥ 0.7 ; 40 DC / 2 A Mechanical life 5 x 107 switching cycles Energized/De-energized delay approx. 20 ms / approx. 20 ms Output III Analog current output Current range 0 ... 20 mA or 4 ... 20 mA Open loop voltage max. 24 V DC Load max. 650 Ω Fault ** downscale I ≤ 3.6 mA, upscale I ≥ 21 mA (acc. NAMUR NE43) Collective error message Power Rail Transfer characteristics Sampling rate approx. 700 ms Indicators/settings Display elements LEDs , display Control elements Control panel Configuration via operating buttons via PACTware Labeling space for labeling at the front Directive conformity Electromagnetic compatibility Directive 2014/30/EU EN 61326-1:2013 (industrial locations) Low voltage Directive 2014/35/EU EN 61010-1:2010 Conformity Electromagnetic compatibility NE 21:2007 Degree of protection IEC 60529:2001 Ambient conditions Ambient temperature -20 ... 60 °C (-4 ... 140 °F) Mechanical specifications Degree of protection IP20 Connection screw terminals Mass 300 g Dimensions 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) , housing type C3 Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001 Data for application in connection with hazardous areas EU-Type Examination Certificate TüV 03 ATEX 2140 Marking Ex-Hexagon II (1) G [Ex ia] IIC Ex-Hexagon II (1) D [Ex iaD] Certificate PF 08 CERT 1213 X Marking Ex-Hexagon II 3G Ex nA nC IIC T4 Gc Output I, II Contact loading 50 V AC/2 A/cos φ > 0.7; 40 V DC/1 A resistive load Directive conformity Directive 2014/34/EU EN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010