Datasheet

Crameda Intersys AG CC-DS-E-0011
Pumpwerkstrasse 23 Seite : 12
CH-8105 Regensdorf · Schweiz http://www.crameda.com
Type 845
! 7-segment display
! Height of character 16 mm
! Memory
! Binary input
! Signal level adaptation
! 24 V Signal- and supply voltage
! Depth when mounted 64 mm
! CE-konform
Circuit diagram
In this module, the display is controlled by the Binary code in
positive logic. The signal and supply voltage is +24 V. A
control signal (input EL) makes it possible to freeze the
display without affecting the incoming BCD code signals.
Technical data
Character height 16 mm
Supply voltage VCC 12...30 V
Supply current I
CC
with V
CC
= 12 V typ. 52 mA
= 24 V typ. 32 mA
= 30 V typ. 28 mA
Signal voltage 10...30 V
Limit frequency with V
CC
= 12 V ≤ 20 kHz
= 24 V ≤ 50 kHz
= 30 V ≤ 50 kHz
Depth behind panel 64 mm
Input data without DP
Input voltage (all inputs)
U
in
«0» min. -3.5 V
max. +2 V
or open
U
in
«1 » min. +10 V
max. +30 V
Input currents all inputs
l
in
«0» with U
in
= -3.5 V max. -0.3 mA
U
in
= +2 V max. +1 mA
l
in
«1» with U
in
= +10 V max. 6.5 mA
U
in
= +30 V max. 14 mA
Decimal point (DP): The decimal point must be controlled
externally. The module features an
integral current limiting resistor and a
protective diode.
«DP» on «0» Decimal point off
«DP» on «1» Decimal point on
Truth table
Inputs Outputs
BI EL
D
2
3
C
2
2
B
2
1
A
2
0
Display
0 0 0 0 0 0
1 0 0 0 0 1 1
1 0 0 0 1 0 2
1 0 0 0 1 1 3
1 0 0 1 0 0 4
1 0 0 1 0 1 5
1 0 0 1 1 0 6
1 0 0 1 1 1 7
1 0 1 0 0 0 8
1 0 1 0 0 1 9
1 0 1 0 1 0 A
1 0 1 0 1 1 b
1 0 1 1 0 0 C
1 0 1 1 0 1 d
1 0 1 1 1 0 E
1 0 1 1 1 1 F
0 x x x x x none
1 1 x x x x stored*
x = «0» or «1»
* Controlled and applied Binary Code during the leading
edge of the «EL» instruction signal.
Supply current in relation to supply voltage
Type VDC Ordering code
845, 24 V 845-057-21