Siemens SINUMERIK 840DE

03.06
7.5 DMP compact module 1E NC analog
7-87
© Siemens AG, 2006. All rights reserved
SINUMERIK 840D Configuring Manual NCU (PHD) – 03.06 Edition
Table 7-7 Digital analog value representation for DMP compact module 1I NC analog
Input word
IB m IB m+1 Analog input voltage
76543210 7654 3210 Range +/– 10 V
Significance
VZ 2
10
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
000PF
01111111 1111 0000 9.995 V
: : :
00000000 0001 0000 0.005 V
Digital value 00000000 0000 0000 0 V
11111111 1111 0000 –0.005 V
: : :
10000000 0001 0000 –9.995 V
10000000 0000 0000 –10 V
0 = always 0, PF=failure of the power supply of the analog part
Analog voltage measurement
UU
Differential input
(common-mode
disturbances
are suppressed)
Unipolar
(default)
S
6
M
5
–
4
+
3
2
S
1
X2
S
6
M
5
–
4
+
3
2
S
1
X2
GG
Fig. 7-7 Example circuits for DMP compact module 1I NC analog
Table 7-8 Technical data DMP compact module 1I NC analog
Number of inputs
1 analog input
Galvanic isolation Yes
Power supply V
LOAD
– Rated value 24 V DC
– Perm. range 20.4 V to 28.8 V
– Ripple 3.6 Vpp
Input voltage – Rated range
"10 V
Input resistance 100 kΩ
Power consumption (24 V) 85 mA
Connection of signal generators See below
Digital representation of the input signal 11 bits + sign
Total error over temperature range 0 to 55

C including zero
error
"0.6 %
Length of cables (shielded) Max. 30 m
Weight Approx. 160 g
Example circuits
7 DMP Compact Modules