Lenze EPM−T9XX Modular system - Manual (Page 305)

Parameterising analog modules
Input data / output data
12
Parameter setting via system bus (CAN) / CANopen
12.3
12.3.3
L
12.3−7 EDSPM−TXXX−9.0−11/2009
12.3.3 Input data / output data
Two bytes (LOW byte, HIGH byte) are available for input and output data, which
are assigned and read via PDOs.
Byte 9 S7 format S5 format
LOW byte Bits 0 ... 7 Binary signal value Bit 0 Overflow bit
0
Value within signal range
1 Signal range exceeded
Bit 1 Error bit
0
No error
1 Internal fault
Bit 2 Activity bit (always 0)
Bits 3 ... 7 Binary signal value
HIGH byte Bits 0 ... 6 Binary signal value Bits 0 ... 6 Binary signal value
Bit 7 Polarity bit Bit 7 Polarity bit
0 Positive polarity 0 Positive polarity
1 Negative polarity 1 Negative polarity
12.3.4 Converting measured values for voltage and current
Signal
range Signal
[U] / [I]
S7 format S5 format
Decimal value
[dec]
Hexadecimal value
[h]
Formulae for calculation Decimal value
[dec]
Hexadecimal value
[h]
Formulae for calculation
±10 V
−10 V −27648 9400
dec + 27648 @ U
10
U + dec @ 10
27648
−16384 C000
dec + 16348 @ U
10
U + dec @ 10
16348
−5 V −13824 CA00 −8192 E000
0 V 0 0000 0 0000
+5 V +13824 3600 +8192 2000
+10 V +27648 6C00 +16384 4000
0 ... 10 V
0 V 0 0000
dec + 16384 @ U
10
U
+ dec @ 10
16384
0 0000
dec + 16384 @ U
10
U
+ dec @ 10
16384
+5 V +8192 2000 +8192 2000
+10 V +16384 4000 +16384 4000
1 ... 5 V
+1 V
Ċ Ċ
0 0000
dec + 27648 @ U * 1
4
U + dec @ 4
16384
)1
+3 V +8192 2000
+5 V +16384 4000
±4 V
−4 V −27648 9400
dec
+ 27648 @ U
4
U + dec @ 4
27648
Ċ Ċ
0 V 0 0000
+4 V +27648 6C00
±400 mV
−400 mV −27648 9400
dec + 27648 @ U
400
U + dec @ 400
27648
Ċ Ċ
0 V 0 0000
+400 mV +27648 6C00
4 ... 20 mA
+4 mA 0 0000
dec + 27648 @ I * 4
16
U + dec @ 16
27648
)1
0 0000
dec + 16384 @ I * 4
16
U + dec @ 16
16384
)1
+12 mA +13824 3600 +8192 2000
+20 mA +27648 6C00 +16384 4000
±20 mA
−20 mA −27648 9400
dec + 27648 @ I
20
U + dec @ 20
27648
−16384 C000
dec + 16384 @ I
20
U + dec @ 20
16384
−10 mA −13824 CA00 −8192 E000
0 mA 0 0000 0 0000
+10 mA +13824 3600 +8192 2000
+20 mA +27648 6C00 +16384 4000