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6.
T
D
ECHNICAL
6.1. P
OWER SUPPLY
The CIMS Mk IV measuring system needs a power supply according to following specification:
Category
Nominal supply voltage
Supply voltage range (with 5% ripple)
Supply current @ 15 VDC
Supply current @ 24 VDC
(without movement)
Non-destructive supply voltage range
Power consumption (without movement)
Output short circuit protection
Polarity protection duration VDC and GND
6.2. RS422
INCREMENTAL POSITION OUTPUT
The table below gives an overview of the EIA RS-422 specification in combination with the CIMS
Mk IV measuring system:
Category
Mode of operation
Quantity of additional drivers allowed on one line
Quantity of receivers allowed on one line
(sum of all receivers max. 120)
Pulse frequency
Driver output voltage
Differential driver output signal level (loaded)
Differential driver output signal level (unloaded)
Driver load impedance
Power on time
Cable length
6.3. RS485 M
ODBUS DIAGNOSTIC OUTPUT
The RS485 Modbus diagnostic output specification:
Category
Datarate
Driver load impedance
Differential receiver input voltage
Differential receiver input sensitivity
Cable length
6.4. O
PERATING AND AMBIENT CONDITIONS
Category
Velocity of piston rod
Rod diameter
F 037 300 069 (2013.05.21)
ATA
Symbol
Min.
U
N
U
15
S
I
S
I
S
U
nds
P
U
-20
SC
Symbol
Min.
differential
Q
add.driv
Q
rec
f
pulse
U
0
driv
U
± 1.8 ± 2.5
load
U
± 3.3 ± 4.2
unload
R
load
T
PON
L
RS422
Symbol
Min.
Ω
MODBUS
R
load
U
-6
rec
S
rec
LRS485
0
Symbol
Min.
v
p
Ø
60
rod
25
Typ.
Max.
Unit
24
VDC
32
VDC
80
250
mA
50
155
mA
34
V
1,2
3,7
W
25
VDS
5
min
Typ.
Max.
Unit
0
Driver
10
Receivers
410
kHz
+6
V
V
± 6
V
120
Ohm
500
1000 ms
200
m
Typ.
Max.
Unit
19,2
kBit/s
120
Ohm
+6
V
± 200
mV
200
m
Typ.
Max.
Unit
4
m/s
mm
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