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IQAN-MD4 Technical Overview
Appendix A
Instruction book, IQAN-MD4
System
T
A
= -30 to +70 °C, unless otherwise specified
Weight
MD4-7
MD4-5
MD4-10
930g
670g
1500g
Ambient temperature, T
ROC
-30 to 70 °C
Voltage supply on +BAT, V
BAT
LCD backlight
9 to 32 V
off below 9 V
Current supply
V
BAT
= 14V
V
BAT
= 28V
600 mA
300 mA
Current supply RTC
V
BAT
= 14V
V
BAT
= 28V
RTC backup time
1.7 mA
3.7 mA
14 days, V
BAT
=0, V
RTC
=0, T
A
=+25 °C (7 days T
A
= -30 to +70 °C)
Start-up time
Embedded functions
HMI running
1.7 s (typical)
4.3 s (typical)
System cycle time, T
SC
10 ms to 100 ms
Embedded Flash memory
2 GB
Embedded RAM memory
256 MB
Data log memory
64 MB
LCD - MD4-7 (7 inch)
Resolution
800 x 480 dots
Number of Colors
262 K
Active area
152 x 91 mm
Brightness
800 cd/m
2
(reduced to 50% if V
BAT
<14 V)
Viewing angle
85 degree all directions
Contrast Ratio
600
Maximum allowed dot-defect
(1 dot / 2 adj. dot)
Bright dot 4/1, Dark dot 5/2
Touch sensor
PCAP
LCD - MD4-5 (5.7 inch)
Resolution
640 x 480 dots
Number of Colors
262 K
Active area
115 x 86 mm
Brightness
800 cd/m
2
(reduced to 50% if V
BAT
<14 V)
Viewing angle
80 degree all directions
Contrast Ratio
400
Maximum allowed dot-defect
(1 dot / 2 adj. dot)
Bright dot 4/1, Dark dot 5/2
Touch sensor
PCAP (depends on variant)
