Parker IQAN-MD3 - Recommended Operating Conditions; System

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IQAN-MD3 Technical Overview
Appendix A
Instruction book, IQAN-MD3
Recommended Operating Conditions
1
1.Recommended operating conditions are given for maximum and minimum conditions where nor-
mal performance is still available from the device. Once the normal operating conditions are ex-
ceeded, the performance of the device may suffer.
Parameter
Limit values
Unit Remark
min. typ. max.
Ambient temperature, T
A
– 30 +60 °C When the unit detects an
internal temperature that
exceeds -25°C to +75°C the
LCD will be turned off to
reduce the risk for permanent
damage of the LCD. When
turned off the backlight will be
used as an indicator with a
heart-beat:
When the temperature nor-
malizes (within -20°C to
+70°C) the LCD will be turned
on automatically.
Voltage supply, V
BAT
11 32 V
System
T
A
= +25 °C (unless otherwise specified)
Parameter
Limit values
Unit Remark
min. typ. max.
Start-up delay 350 ms Power to activated output
System cycle time, T
sc
10 100 ms
Sample rate local I/O 10 100 ms System cycle time
Output voltage on VREF 4.95 5.00 5.05 V When load < 50mA
Load current on VREF 150 mA
Current supply
V
BAT
=14V
V
BAT
=28V
190
130
mA outputs = off
no load on VREF
Current supply RTC
+RTC =14V
+RTC =28V
4
8
mA Same supply current for
V
BAT
=0V or V
BAT
> 11V
RTC power backup 2 14 days
Weight 270 g