Lenze · I/O system 1000 · Reference Manual · DMS 5.0 EN · 09/2016 · TD17 340
7 EtherCAT communication
7.5 Parameterising analog I/Os
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7.5.9 2 analog outputs 0/4 ... 20 mA (12 bits) - EPM-S502
Parameter data
With the formulas listed in the following you can convert a digital value into an analog output value
and vice versa.
Subindex Name Description/value Lenze
01 Reserved 0
02 Wire-breakage
detection
Bit 0: Channel 1 (0 = deactivated; 1 = activated)
Bit 1: Channel 2
Bit 2 ... 7: Reserved
0x00
03 Function channel 1 48 (0x30): 4 ... 20 mA / -4864 ... 32511
64 (0x40): 4 ... 20 mA / -3277 ... 20480
49 (0x31): 0 ... 20 mA / -4864 ... 32511
65 (0x41): 0 ... 20 mA / -3277 ... 20480
255 (0xFF): Channel deactivated
0x31
04 Function channel 2 0x31
Measuring range Current (I) dec hex Range Conversion
(Fct. no.) [mA]
0 ... 20 mA
(0x31)
23.52 32511 7EFF Overflow I = D * 20 / 27648
D = 27648 * I / 20
20 27648 6C00 Nominal range
10 13824 3600
0 0 0000
-3.52 -4864 ED00 Underflow
0 ... 20 mA
(0x41)
25 20480 5000 Overflow I = D * 20 / 16384
D = 16384 * I / 20
20 16384 4000 Nominal range
10 8192 2000
0 0 0000
-4.00 -3277 F333 Underflow
4 ... 20 mA
(0x30)
22.81 32511 7EFF Overflow I = D * 16 / 27648 + 4
D = 27648 * (I-4) / 16
20 27648 6C00 Nominal range
12 13824 3600
4 0 0000
1.19 -4864 ED00 Underflow
4 ... 20 mA
(0x40)
24 20480 5000 Overflow I = D * 16 / 16384 + 4
D = 16384 * (I-4) / 16
20 16384 4000 Nominal range
12 8192 2000
4 0 0000
0.8 -3277 F333 Underflow