Leuze electronic MSI 400 Series Manual page 88

Byte Bit 7
5 Control-
ler mod-
ule I15/
I16
Dual
channel
state
6 Inversion
error I14
vs. I16
7 I16 Stuck
at low
8 Control-
ler mod-
ule Q4
Stuck at
low
9 Control-
ler mod-
ule IQ4
(output)
Stuck at
low
10 Re-
served
11 Re-
served
8 + Re-
4⋅n served
9 + IO mod-
4⋅n ule at
pos. n
Output
data
state
Leuze electronic
Bit 6 Bit 5
Controller Controller
module module
I13/I14 I11/I12
Dual Dual
channel channel
state state
Inversion Frequency
error I13 difference
vs. I15 I14 vs. I16
I16 Stuck I15 Stuck
at high at low
Controller Controller
module module
Q4 Q3
Stuck at Stuck at
high low
Controller Controller
module module
IQ4 (out- IQ3 (out-
put) put)
Stuck at Stuck at
high low
1. Gate- 1. Gate-
way mod- way mod-
ule ule
Output Input data
data state state
2. Gate- 2. Gate-
way mod- way mod-
ule ule
Output Input data
data state state
IO module IO module
at pos. n at pos. n
Collective State,
error fast voltage
shut-off A1/2
(power
supply for
Q1 to Q4)
IO module Reserved
at pos. n
Input data
state
Bit 4 Bit 3
Controller Controller
module I9/ module I7/
I10 I8
Dual Dual
channel channel
state state
Frequency Phase dif-
difference ference
I13 vs. I15 I14 vs. I16
too low
I15 Stuck I14 Stuck
at high at low
Controller Controller
module module
Q3 Q2
Stuck at Stuck at
high low
Controller Controller
module module
IQ3 (out- IQ2 (out-
put) put)
Stuck at Stuck at
high low
1. Gate- Doesn't
way mod- matter
ule
Configura-
tion state
2. Gate- Doesn't
way mod- matter
ule
Configura-
tion state
IO module Doesn't
at pos. n matter
Configura-
tion state
Reserved IO module
at pos. n
I7/I8
Dual
channel
state
MSI 400
EtherNet/IP gateway
Bit 2 Bit 1
Controller Controller
module I5/ module I3/
I6 I4
Dual Dual
channel channel
state state
Phase dif- Controller
ference module
I13 vs. I15 IQ3/IQ4
too low Dual
channel
state
I14 Stuck I13 Stuck
at high at low
Controller Controller
module module
Q2 Q1
Stuck at Stuck at
high low
Controller Controller
module module
IQ2 (out- IQ1 (out-
put) put)
Stuck at Stuck at
high low
Reserved 1. Gate-
way mod-
ule
Internal
module
state
Reserved 2. Gate-
way mod-
ule
Internal
module
state
IO module IO module
at pos. n at pos. n
External Internal
module module
state state
IO module IO module
at pos. n at pos. n
I5/I6 I3/I4
Dual Dual
channel channel
state state
Bit 0
Controller
module I1/
I2
Dual
channel
state
Controller
module
IQ1/IQ2
Dual
channel
state
I13 Stuck
at high
Controller
module
Q1
Stuck at
high
Controller
module
IQ1 (out-
put)
Stuck at
high
Doesn't
matter
Doesn't
matter
Doesn't
matter
IO module
at pos. n
I2/I1
Dual
channel
state
88