SMC Networks LECSB2-T Series - Page 27

1. FUNCTIONS AND CONFIGURATION
1 - 6
(Note 3)
Test pulse input (STO)
Test pulse interval: 1 Hz to 25 Hz
Test pulse off time: Up to 1 ms
Mean time to dangerous failure (MTTFd)
MTTFd ≥ 100 [years]
Diagnosis coverage (DC)
DC = Medium, 97.6 [%]
Average probability of dangerous failures
per hour (PFH)
PFH = 6.4 × 10
-9
[1/h]
Compliance to global
standards
CE marking
LVD: EN 61800-5-1
EMC: EN 61800-3
MD: EN ISO 13849-1, EN 61800-5-2, EN 62061
UL standard
UL 508C
Structure (IP rating)
Natural cooling,
open (IP20)
Force cooling,
open (IP20)
Close mounting (Note 2)
Possible
Environment
Ambient temperature
Operation
0 ˚C to 55 ˚C (non-freezing)
Storage
-20 ˚C to 65 ˚C (non-freezing)
Ambient humidity
Operation
5% to 90 %RH (non-condensing)
Storage
Ambience
Indoors (no direct sunlight),
free from corrosive gas, flammable gas, oil mist, dust, and dirt
Altitude
2000 m or less above sea level(note7)
Vibration resistance
5.9 m/s
2
, at 10 Hz to 55 Hz (directions of X, Y and Z axes)
Mass
[kg]
0.8
1.0
1.4