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Required Firmware
v4.2.0 or higher
Supported Hardware
SOMANET Node 2000 Safety (E revision or newer) *
SOMANET Node 1000 Safety (E revision or newer)
SOMANET Node 400 Safety (E revision or newer)
* External fuse at main supply (48 VDC) is required for Node 2000 Safety dimensioned according to driven load.
Safety parameters |
|
---|---|
Safety Integration level (SIL) according to IEC 61508:2010 |
SIL 3 |
Performance Level (PL) according to ISO 13849-1:2015 |
PL e cat. 3 |
Safe Failure Fraction (SFF) |
99.99 % |
Probability of dangerous failure per hour (PFH d) |
1.07∙10 -10 /hour |
Probability of dangerous failure on demand (PFD avg) |
9.41∙10 -6 |
Common Cause Failure (CCF) |
>65 |
Hardware Fault Tolerance (HFT) |
1 |
Reaction time |
10 ms |
De-activation time |
10 ms |
Mean Time to dangerous Failure (MTTF d) |
3035 years (capped to 100 years) |
Diagnostic coverage (DC avg) |
99% |
HW-type |
Type A |
Mission time T M |
20 a |
Supported safety modes |
High, Low |
Geometrical properties |
|
---|---|
Dimensions |
70 ∙ 40 ∙ 27.7 mm |
Weight |
96 g (incl. Heatsink) |
Installation requirements |
|
---|---|
Max. installation altitude |
2000 m |
Pollution Degree |
PD 2 |
Supported Motors |
1 x 3-phase BLDC-Motor and 1 active brake |
Attention
Safe digital inputs (STO-SBC input) |
|
---|---|
Number of digital inputs |
2 (dual-channel safety input for activating STO-SBC function) |
Digital input type according to IEC61131-2:2007 |
Type 1 |
Voltage range |
0-60 VDC |
Max. transient input voltage |
80 VDC |
Input voltage, logic 1 |
15-60 V |
Input voltage, logic 0 |
0-5 V |
Input current |
Max. 6 mA (@24 VDC) |
Test pulse toleration (OSSD pulses) |
Max. 1 ms |
Reverse voltage protected |
Yes |
Allowed discrepancy between digital inputs |
100 ms |
Safe brake output (SBC) |
|
---|---|
Number of digital outputs |
2 (dual-channel safety output for one brake system) |
Max. output voltage |
Servo drive main power supply (48 VDC) |
Min. output voltage |
0 V |
Max. current. |
1 A |
Max. peak current. |
4 A |
Note
This PWM controlled brake is configured by the same object as the regular brake.
Simplified block diagram of SOMANET Node Safety:
For details of the connectors please refer to: