Emergency stop modules with 1 or 2 channels (22,5 mm)
-
KNE (C) 3
-
YS KNE3
-
YS Part number 85102434
"Emergency stop" & "Safety gates monitoring" functions
Single and 2-channel operation
Security with redundancy and feedback circuit
3 "NO" security contacts
1 "NC" monitoring contact
Security category 4 (according to EN 954-1)
Performance Level (PL) e, safety category 4 to EN ISO 13849-1
SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
Terminals : fixed screw terminals or plugin cage clamp terminals
Part numbers
Specifications
Type
Terminals
Voltages
Supply frequency range (Hz)
Outputs
85102434
KNE3
-YS
Screws
110-115 VAC
50/60
3 NO + 1 NC
Operating characteristics
Functions
Emergency stop
Safety gates monitoring
Operation
1 or 2 channels
Control input
Manual restart with On-button (Y1 - Y2 terminals)
Automatic restart (switch S2 & Y1 - Y2 linked)
Failure detection
Monitored start on On
-button
With or without cross fault monitoring in the emergency-stop loop (switch S1)
Display of output state by LED
Power supply : PWR
Output : OUT1 (relay K1)
Output : OUT2 (relay K2)
Supply
Supply voltage
85 102 436 / 85 103 436 : 24 V AC/DC
85 102 434 : 110-115 VAC
85 102 435 : 230 VAC
Supply frequency range (Hz)
50 / 60
Operating range
AC/DC :
±
10 % Un
AC : -
15 % +10 % Un
Consumption
1,5 W (24 VDC)
3,7 VA (230 VAC)
Initialization time
250 ms
Precision
Maximum reset time
30 ms (manual start)
350 ms (automatic start)
Maximum response time on emergency stop
150 ms (AC/DC)
50 ms (AC)
Output specification
Type
Forcibly guided relays (positively driven)
Number of safety circuits
3 NO
Number of data circuits
1 NC
Nominal output voltage
250 V AC max.
Max. thermal current I for each contact
8 A
Maximum power rating
According to AC15 (NO contacts) : 3 A / 230 V AC
According to AC15 (NC contacts) : 2 A / 230 VAC
According to DC13 (NO contacts) : 4 A / 24 VDC ; 0,5 A / 110 VDC
According to DC13 (NC contacts) : 4 A / 24 VDC
Electrical endurance
At 5 A, 230 VAC, cos φ
=
1 : 1,5 x 105 switching cycles
At 8 A, 24 VDC, according to DC 13 (NO contacts) : 25 x 103 switching cycles (ON : 0,4 s ; OFF : 9,6 s)
Mechanical life
20 x 106 switching cycles
Maximum rate
1200 switching cycles / h
Protection against short circuits
Max. fuse rating : 10 A gL
Line circuit breaker : B 6 A
Climatic environment
Operating temperature (
o
C)
-
15→+55
Storage temperature (0
C)
-
25→+85
Altitude
< 2000 m
Climate resistance according to IEC/EN 60068
-1
15 / 055 / 04
Mechanical environment
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
23/06/2014 www.crouzet.com
Vibration resistance according to IEC/EN 60068
-2-6
Amplitude : 0,35 mm
Frequency:10→55Hz
Electromagnetic environment
Immunity to electrostatic discharges acc.
IEC/EN 61000
-4-
2
8 kV (air)
Immunity to radiated, radio
-frequency, electromagnetic
field acc. IEC/EN 61000
-4-3
10 V / m
Immunity to rapid transient bursts acc. to IEC/EN 61000
-4-
4
2 kV
Immunity to shock waves according to IEC/EN 61000
-4-5
Between wires for power supply : 1 kV (AC), 0,5 kV (24 V AC/DC)
Between wires and ground : 2 kV
Immunity to radio frequency in common mode acc. to
IEC/EN 61000
-4-6
10 V
Interference suppression according to IEC/EN 55011
Limit value class B
Housing
Material : self
-extinguishing (UL94VO)
Thermoplastic with V0 extinction behaviour
Protection (IEC/EN 60529)
-
Casing
IP40
Protection (IEC/EN 60529)
-
Term. block
IP20
Mounting
DIN
-
rail
Weight (g)
210 (24 VAC/DC)
275 (230 VAC)
Safety standards
Approvals
CE, TÃœV, UL / CSA
Environmental directive 2002/95/CE
RoHS
Environmental regulation 1907/2006
Reach
Security data according to EN ISO 13849
-1
Performance Level (PL) : e
Category : 4
SIL Claimed Level (SIL CL) to IEC/EN 62061
3
Safety Integrity Level (SIL) according to CEI/EN 61508
3
Safety category to EN 954-1
4
Principles
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
23/06/2014 www.crouzet.com
Dimensions (mm)
Dimensions (mm)
KNE3
-
YS
- Screw terminals
Curves
Function diagram
Connections
Front face drawing KNE3-
YS
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
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A1 (+)
: + / L
A2 : -
/ N
Y1, Y2
: Validation Input
Y11, Y21, Y12, Y22
: Control Inputs
13, 14, 23, 24, 33, 34 : Safety circuit outputs (forcibly guided NO contacts) 41, 42 : Monitoring output (forcibly
Connections
Contacts
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
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guided NC contact)
This circuit does not have any redundancy in the emergency-stop control circuit. S1 : no cross fault detection S2 : automatic start
S1 : no cross fault detection
S2 : manual start
Applications
Single channel emergency stop circuit
Applications
2-channel emergency stop circuit without cross fault monitoring
Applications
Contact reinforcement by external contactors controlled by one contact path
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
23/06/2014 www.crouzet.com
S1 : no cross fault detection S2 : automatic start
S1 : no cross fault detection
S2 : manual start
Applications
2-channel safety gate monitoring
Applications
Contact reinforcement by external contactors, 2-channel controlled
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
23/06/2014 www.crouzet.com
For currents > 8 A, the output contacts can be reinforced by external contactors. Functioning of the external contactors is monitored by looping the NC contacts into the start circuit (Y1-Y2)
S1 : cross fault detection
S2 : manual start
Applications
2-channel emergency stop circuit with cross fault monitoring
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
23/06/2014 www.crouzet.com
