Bosch rexroth ctrlX SAFETY SafeMotion Applications Manual page 167

Table 31: Safety characteristics of encoder/brake of the "MS2N" motor series
Motor type code
encoder type
PFH
Encoder
(at a DC of 95%)
SIL
Encoder
PL Category 3, PL d
Encoder
Mission
Time
Encoder
Brake type
λ
Brake
MS2N03, MS2N04, MS2N05, MS2N06, MS2N07, MS2N10B:
B value
10d
"SafeMotion"-
compliant
Table 32: Safety characteristics of encoder/brake of the "MS2E" motor series
MS2E
Motor type code
encoder type
R911404905, Edition 02
MS2N
MS2Nxx-xxxxx-EE xxB
1)
CS , CM DS
3) 3)
1.5 × 10
1.5 × 10 1/h
-9
(at a DC of
SIL 2
175,200 h (20 years)
0, 1, 2, 3
40 × 10 1/h
-9
20,000,000 switching cycles
MS2N10C, MS2N10D, MS2N10E, MS2N10F:
5,000,000 switching cycles
Only with SI label
MS2Exx-xxxxx-EE xxB
1) 2)
-xxxxx-xx
CS , CM
3) 3)
ctrlX SAFETY "SafeMotion"
"Don't care" positions in the motor
type code are identified by "x"
but are irrelevant for the require-
ments of integrated safety tech-
nology according to IEC61508
-xxxxx-xx
2) 1)
code position at which the encoder
type is encrypted
2)
code position at which the brake
type is encrypted
Encoder type encrypted in type code
3)
, DM HS , HM
3) 3) 3) 3)
encoder resolution for the safe posi-
tion of 9 bits
1/h 9.62 × 10 1/h
-9 -10
Value corresponds to PFH
(at a DC of
bility of dangerous failures
95%) 95.98%)
SIL 3 In conjunction with the ctrlX DRIVE
system, the encoders installed in
the motors are suitable for encoder-
dependent safety functions in appli-
Category 3, PL e
cations up to the specified Perform-
ance Level (PL)/Safety Integrity Level
(SIL)
Brake type encrypted in type code
Probability of all failures of the
brake, not only the number of dan-
gerous failures
SI label to be found on the type plate
"Don't care" positions in the motor type code are identified by
"x" but are irrelevant for the requirements of integrated safety
technology according to IEC61508
: "EE" is a placeholder for the type code position at which the
1)
encoder type is encrypted
: "B" is a placeholder for the type code position at which the
2)
brake type is encrypted
Encoder type encrypted in type code
: ACUROⓇlink encoder with an encoder resolution for the safe
3)
position of 9 bits
First use
Comment
: "EE" is a placeholder for the type
: "B" is a placeholder for the type
: ACUROⓇlink encoder with an
: Proba-
d
Comment
Bosch Rexroth AG
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