Supply units and input isolators

SITRANS I

Isolating power supply manufacturers HART (FSK) 7/4

Accuracy (related to full-scale value of output signal)Linearity Power supply Functional extra-low voltageAccording to DIN 57100, VDE0100 Part 410With safe isolation ≤ 0.15%Output signal ripple ≤ 50 VAC, ≤ 20 VDCUniversal current 24 V AC/DC24 VAC U
SS <1%Rise time T ± 15%, 47...63 Hz, 20...32VDCAC voltage95...253 VAC, 47...63 HzPower consumption at rated voltage<2.5W (24VDC)<3VA (24VAC)<3.5VA (230VAC)Residual ripple within the specified voltage limits
90 ≤ 0.3 msInfluencing effectof ambient temperature ≤ 0.2%/ 10 K of change in load resistance ≤ 0.1% / 100%of change in supply ≤ 0.1% / 10% Rated operating conditions Ambient conditions U
SS ≤ 2.5 VElectrical isolation betweenPower supply and inputPower supply and outputInput and output Ambient temperature-20...+65 °C (-4...+149 °F) Storage temperature-40...+85 °C (-40...+185°F) Functional temperature-25...+70 °C (-13...+158°F)Degree of protection EN 60529IP20Electromagnetic compatibilityInterference immunityAccording to EN 50082-2 and NAMUR NE 21Emitted interferenceAccording to EN 50081-1 Certificates and approvals Intrinsically safe input circuit"Intrinsically safe" type of protectionII (1) G EEx [ia/ib] IIB/IICEC type test certificateTÜV 99 ATEX 1498 Design ConstructionCompact plastic housing for rail mountingWeightApprox. 0.15 kg (0.33 lb) DimensionsSee „Dimensional drawings“Enclosure materialPC/GV 25Electrical connectionPlug-in screw terminals, max 2.5mm² (0.098 inch²) External standards and guide-lines Low-voltage guidelineAccording to DIN EN 61010 Selection and Ordering data Order No. SITRANS I isolating power supply HART (FSK) } 7 N G 4 1 2 2 - 1
7 A 1 Rail mounted to supply two-wire transmitter,output 4...20 mA, intrinsically safe input 4...20 mA, EExia/ib IIB/IIC

7

Power 24 VAC/DC (22.5 mm (0.89 inch) width) } A 95 ... 253 VAC (35 mm (1.38 inch) width) } B } Available ex stock.

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Dimensional drawings

Dimension drawing and connections, isolating power supply HART (FSK), SITRANS I, dimensions in mm (inch) Siemens FI 01 · 2008