SICK ReLy EMSS1 - Page 28

Output voltage (U
V
– 3 V
) … U
V
Output current ≤ 120 mA
Table 11: Electrical data - enabling current paths (13, 14, 23, 24)
Response time
Dual-channel switch-off with positive open‐
in
g normally closed contacts
10 ms
Dual-channel switch off (without positive
openin
g, e.g. reed switch)
14 ms
1)
Minimum switch-off time
2)
100 ms
Number of enabling current paths (normally
open, safe)
2
Contact type Positively guided
Contact material Silver alloy, gold flash plated
Switching voltage
At altitudes up to 2,000 m above sea level 10 V DC … 250 V DC
10 V A
C … 250 V AC
At altitudes 2,000 m above sea level …
4,000 m abo
ve sea level
10 V DC … 150 V DC
10 V AC … 150 V AC
Switching current 10 mA … 6 A, see
figure 11, page 29, see
figure 12, page 30
Sum current: ≤ 12 A
Utilization category AC-15: 230 V, 5 A (IEC 60947-5-1)
DC
-13 (0.1 Hz): 24 V, 4 A (IEC 60947-5-1)
DC switching capacity 0.1 W … 200 W, see
figure 11, page 29
AC switching capacity 0.1 VA … 1,500 VA
Switching frequency ≤ 1 Hz
Mechanical service life 10 × 10
6
S
witching operations
Contact fuse with safety fuse gG or circuit
breaker C
6 A
Max. short-circuit protection ≤ 400 A
Rated insulation voltage
At altitudes up to 2,000 m above sea level 250 V AC
At altitudes up to 2,000 m above sea level …
4,000 m abo
ve sea level
150 V AC
Overvoltage category III
Contamination degree 2
Rated impulse withstand voltage U
im
p
6 kV
1)
Applies to devices with version ≥ V1.10.0 in the “HW” type label entry.
W
ith devices with smaller version numbers or without the “HW” type label entry: Response time ≤ 12 ms;
response time with simultaneous dual-channel switch-off = 10 ms.
2)
Time the enabling current paths of the safety relay remain open before closing again.
Table 12: Ambient data
Enclosure rating IP20 (IEC 60529)
Ambient operating temperature
At altitudes up to 2,000 m above sea level
(UL/C
SA: surrounding air temperature)
–25 °C … +55 °C
10 TECHNICAL DATA
28
O P E R A T I N G I N S T R U C T I O N S | ReLy EMSS1 8020868/ZX84/2018-11-15 | SICK
Subject to change without notice