Supply |
|
Voltage
|
24 Vdc nom (18 to 30 Vdc), reverse polarity protected
|
|
Current Consumption
|
70 mA (D5020D), 35 mA (D5020S), @ 24 Vdc with
20 mA output on 500 Ω load, typical.
|
|
Power Dissipation
|
1.3 W (D5020D), 0.65 W (D5020S), @ 24 Vdc with 20
mA output on 500 Ω load, typical.
|
Input |
|
Type
|
4 to 20 mA with ≤ 2.5 V voltage drop, reverse polarity protected in normal
operation, ≥ 5 kΩ impedance (≈ 2 mA sinking from 10 to 30 Vdc) when fault
condition detected.
|
Output |
|
Type
|
4 to 20 mA, on max. 700 Ω load.
|
|
Response time
|
25 ms (0 to 100 % step change).
|
Fault |
|
Type
|
Field device and wiring open circuit or short circuit detection; short circuit
detection can be disabled via dip-switch.
|
|
Short output
|
load resistance < 50 Ω or < 100 Ω dip-switch selectable (≈ 2
mA forcing to detect fault).
|
|
Open output
|
load resistance > (21 V / Loop current) -300 Ω (for example,
if Loop current = 20 mA: load resistance > (21 V / 20 mA) -300 Ω = 750 Ω).
|
|
Fault signaling
|
voltage free NE SPST optocoupled open-collector
transistor (output de-energized in fault condition).
|
|
Open-collector/drain rating
|
100 mA @ 35 Vdc (≤ 1.5 V voltage drop).
|
|
Leakage current
|
≤ 50 μA @ 35 Vdc.
|
|
Response time
|
≤ 30 ms.
|
Performance |
|
Ref. Conditions
|
24 V supply, 250 Ω load, 23 ± 1 °C ambient temperature.
|
|
Calibration accuracy
|
≤ ± 0.1 % FSR.
|
|
Linearity accuracy
|
≤ ± 0.1 % FSR.
|
|
Temp. influence
|
≤ ± 0.01 % FSR on zero/span for a 1 °C change.
|
Isolation |
|
Test Voltage
|
I.S. Out/In 2.5 kV; I.S. Out/Supply 2.5 kV; I.S. Out/Fault 2.5 kV; I.S. Out/I.S.
Out 500 V; In/Supply 500 V; In/In 500 V; Fault/In 500 V; Fault/Supply 500
V; Fault/Fault 500 V.
|
Environmental conditions |
|
Operating temperature
|
temperature limits –40 to +70 °C.
|
|
Storage temperature
|
temperature limits –45 to +80 °C.
|
Safety description |
|
Equipment
|
Associated apparatus and non-sparking electrical equipment.
|
|
Safety parameters
|
Uo = 25.9 V, Io = 93 mA, Po = 595 mW at terminals 7-8, 9-10.
Um = 250 Vrms or Vdc, -40 °C ≤ Ta ≤ 70 °C.
|
Mounting |
|
Type
|
DIN-Rail 35 mm, with or without Power Bus or on custom Term. Board.
|
|
Weight
|
about 145 g (D5020D), 130 g (D5020S).
|
|
Connection
|
by polarized plug-in disconnect screw terminal blocks to
accommodate terminations up to 2.5 mm² (13 AWG).
|
|
Dimensions
|
Width 12.5 mm, Depth 123 mm, Height 120 mm.
|
