Technical Data - ProMinent DULCOMETER PH-501 Assembly And Operating Instructions Manual

12 Technical data

Operating voltage [V] ........................................................................................... 18...32 DC
Current consumption [mA] .................................................................................. < 70 (24 V)
Current rating [mA] ......................................................................................................... 250
Short-circuit protection; reverse polarity protection / overload protection, integrated
watchdog
Voltage drop [V] .............................................................................................................. < 2
Power-on delay time [s] ..................................................................................................... 6
Min. response time switching output [ms] .......................................................................... 9
Switching frequency [Hz] ..................................................................................................75
Analogue output ............................................................................... 4...20 mA / 20...4 mA
................................................................................................. (Ub - 10) x 50
Step response time analogue output [ms] ....................................................................... 28
Accuracy / deviations (in % of the span)
Switch point accuracy
Switch point accuracy in the extended display
range
Characteristics deviation
Hysteresis
Repeatability (in case of temperature fluctuations
< 10 K)
Long-term stability (in % of the span / 6 months)
Temperature coefficients (TEMPCO) in the compensated temperature range 0 ...70°C (in
% of the span per 10 K)
Greatest TEMPCO of the zero point
Greatest TEMPCO of the span
24
1)
PG2409
PG2452
...
PG2458
< ± 0.5
< ± 1.5
< ± 0.25 (BFSL)
< ± 0.5 (LS)
< 0.25
< ± 0.1
< ± 0.1
PG2450
PG2451
PG2489
< ± 0.6
< ± 1.5
< ± 0.35 (BFSL)
< ± 0.6 (LS)
< 0.5
< ± 0.1
< ± 0.1
PG2409 PG2450
PG2452 PG2451
... PG2489
PG2458
< ± 0.2 < ± 0.3
< ± 0.2 < ± 0.3
E-1398