Safety relay for failsafe controllers up to SILCL 3, Cat. 4, PL e, 1-channel operation, automatic start, 1 enabling current path, US = 24 V DC according to IEC 61131-6, fixed screw terminal block
Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3
Insulation characteristics
Overvoltage category
III
Times
Typical response time
< 150 ms (automatic start)
Typ. starting time with Us
< 250 ms (when controlled via A1)
Typical release time
< 20 ms (when controlled via A1)
Restart time
< 1 s
Recovery time
< 500 ms
Maximum power dissipation for nominal condition
3.1 W (at US = 30 V, IL² = 36 A²)
Nominal operating mode
100% operating factor
Rated control circuit supply voltage US
19.2 V DC ... 30 V DC
Rated control circuit supply voltage US
24 V DC -20 % / +25 % (at A1)
Rated control supply current IS
typ. 35 mA
Power consumption at US
typ. 840 mW
Inrush current
150 mA (Δt = 25 ms at Us)
Filter time
2.5 ms (at A1 in the event of voltage dips at Us)
max. 3 ms (at A1; test pulse width; blanking pulses/dark test)
1 s (at A1; test pulse rate; blanking pulses/dark test)
Where test pulse width ≤ 1 ms: test pulse rate = 5 x test pulse width
max. 1 ms (at A1; test pulse width; switch-on pulses/light test)
100 ms (at A1; test pulse rate; switch-on pulses/light test)
Unless switch-on pulses/light tests are safety-related, they should be disabled.
Protective circuit
Surge protection; Suppressor diode
Protection against polarity reversal for rated control circuit supply voltage
Rated insulation voltage
250 V AC
Rated insulation voltage
250 V AC
Rated surge voltage/insulation
Safe isolation, reinforced insulation 6 kV between input circuit and enabling current path (13/14) Basic insulation 4 kV between all current paths and housing
Digital
Inrush current
< 10 mA (with Us/Ix to S35)
Max. permissible overall conductor resistance
150 Ω
Voltage at input/start and feedback circuit
24 V DC -20 % / +25 %
Current consumption
< 2 mA (with Us/Ix to S35)
Relay: Enabling current path
Output description
safety-related N/O contacts
Number of outputs
1 (undelayed)
Contact type
1 enabling current path
Contact material
AgSnO2
Switching voltage
min. 12 V AC/DC
max. 250 V AC/DC (Observe the load curve)
Switching capacity
min. 60 mW
Inrush current
min. 3 mA
max. 6 A
Limiting continuous current
6 A (observe derating)
Sq. Total current
36 A2 (observe derating)
Switching frequency
max. 0.5 Hz
Mechanical service life
10x 106 cycles
Output fuse
6 A gL/gG (N/O contact)
4 A gL/gG (for low-demand applications)
Signal
Output description
non-safety-related
Number of outputs
1 (digital, PNP)
Voltage
typ. 21 V DC (Voltage at terminal block “24V” - 3 V)
Current
max. 100 mA
Maximum inrush current
500 mA (Δt = 1 ms at Us)
Short-circuit protection
Yes
Connection technology
pluggable
no
Conductor connection
Connection method
Screw connection
Conductor cross section solid
0.2 mm² ... 2.5 mm²
Conductor cross-section AWG
24 ... 12
Screw thread
M3
Status display
2 x green LEDs
Operating voltage display
1 x green LED
Width
6.8 mm
Height
93.1 mm
Depth
102.5 mm
Housing material
PBT
Housing color
yellow
Safety data
Stop category
0
Safety data: EN ISO 13849
Category
4
Performance level (PL)
e (4 A DC13; 5 A AC15; 8760 switching cycles/year)
Safety data: IEC 61508 - High demand
Equipment type
Type A
Safety Integrity Level (SIL)
3 (4 A DC13; 5 A AC15; 8760 switching cycles/year)
Probability of a hazardous failure per hour (PFHD)
1.00 x 10-9 (4 A DC13; 5 A AC15; 8760 switching cycles/year)
Proof test interval
240 Months
Duration of use
240 Months
Safety data: IEC 61508 - Low demand
Equipment type
Type A
Safety Integrity Level (SIL)
3
Probability of a hazardous failure on demand (PFDAVG)
1.96 x 10-4
Proof test interval
52 Months
Ambient conditions
Degree of protection
IP20
Min. degree of protection of inst. location
IP54
Ambient temperature (operation)
-40 °C ... 60 °C (observe derating)
Ambient temperature (storage/transport)
-40 °C ... 85 °C
Maximum altitude
≤ 2000 m (Above sea level)
Max. permissible humidity (storage/transport)
75 % (on average, 85% infrequently, non-condensing)
Max. permissible relative humidity (operation)
75 % (on average, 85% infrequently, non-condensing)
Shock
15g
Vibration (operation)
10 Hz ... 150 Hz, 2g
CE
Certificate
CE-compliant
Air clearances and creepage distances between the power circuits
Standards/regulations
DIN EN 50178
Mounting type
DIN rail mounting
Assembly instructions
See derating curve
Mounting position
vertical or horizontal
Item number
2702192
Packing unit
1 pc
Minimum order quantity
1 pc
Sales Key
C18
Product Key
DNA171
Catalog Page
Page 219 (C-6-2019)
GTIN
4055626010199
Weight per Piece (including packing)
83.4 g
Weight per Piece (excluding packing)
69 g
Customs tariff number
85371098
Country of origin
DE
ECLASS
ECLASS-9.0
27371819
ECLASS-10.0.1
27371819
ECLASS-11.0
27371819
ETIM
ETIM 8.0
EC001449
UNSPSC
UNSPSC 21.0
39122200
UL Listed
Approval ID: FILE E 140324
cUL Listed
Approval ID: FILE E 140324
Functional Safety
Approval ID: 44-205-15124301
Functional Safety
Approval ID: 44-780-15124301
cULus Listed
REACh SVHC
Lead 7439-92-1
China RoHS
Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”
