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PNOZsigma - Base units
Safe monitoring of E-STOP, safety gate, light grid and two-hand control
PNOZ s1 24VDC 2 n/o
Order numbers: 750101
PNOZmulti
PNOZpower
Configurable control systems
Programmable safety and control systems
Industrial communication
Motion Control
Operating and Monitoring
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Type: PNOZ s1
Application options: Safety gate monitor , Instantaneous E-STOP
monitoring , Limit switch
Category in accordance with: EN 954-1 , EN ISO 13849-1
SIL value: -Standards: EN 60204-1 , EN 62061 , VDE 0113-1 , EN 954-1
Approvals: BG , CCC , GOST Russia , UL/cUL
Operating modes: Automatic start , Single-channel , Manual start
Selectable times: -Number of instantaneous safety contacts: 2
Number of delayed safety contacts: -Number of auxiliary contacts: -Number of delayed auxiliary contacts: -Number of semiconductor outputs: 1
Stop category: 0
Supply voltage [V]: 24
Supply voltage range: -Supply voltage type: DC
Max. current at DC1: 3,0 A
Power consumption AC: -Power consumption DC: -Height dimension: 98,0 mm
Width dimension: 12,5 mm
Depth dimension: 120,0 mm
Height dimension (inches): 3.86"
Width dimension (inches): 0.49"
Depth dimension (inches): 4.72"
Gross weight: 150 g
Net weight: 105 g
Ambient temperature in °C: -10 - 55 °C
Terminal type: Screw terminal
Terminal style: Plug-in
Order number: 750101
http://www.pilz.co.uk/products/control_communication/safety_relay/f/pnozsigma/s/00514/index.jsp?itemId=750101 (1 of 2)24/02/2009 16:13:56
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E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
Unit features
` Relay outputs:
– 2 safety contacts (N/O), instantaneous
` 1 semiconductor output
` Connection options for:
– E-STOP pushbutton
– Safety gate limit switch
– Reset button
` A connector can be used to connect 1 PNOZsigma contact expander module
` LED indicator for:
– Supply voltage
– Input status, channel 1
– Input status, channel 2
– Switch status, safety contacts
– Reset circuit
– Error
` Plug-in connection terminals (either
spring-loaded terminal or screw
terminal)
Safety relay for monitoring E-STOP
pushbuttons and safety gates.
Approvals
PNOZ s1
Unit description
The safety relay meets the requirements of EN 60947-5-1, EN 60204-1
and VDE 0113-1 and may be used in
applications with
` E-STOP pushbuttons
` Safety gates
Safety features
The relay meets the following safety
requirements:
` The circuit is redundant with built-in
self-monitoring.
` The safety function remains effective in the case of a component failure.
` The correct opening and closing of
the safety function relays is tested
automatically in each on-off cycle.
` The unit has an electronic fuse.
Block diagram
A1 A2
=
Input
K1
Interface
expansion
unit
=
13 23
Power
K2
Reset/
Start
S34
Y32
14 24
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
Function description
` Single-channel operation: no redundancy in the input circuit, earth
faults in the reset and input circuit
are detected.
` Automatic start: Unit is active once
the input circuit has been closed.
` Manual reset: Unit is active once
the input circuit is closed and then
the reset circuit is closed.
` Increase in the number of available
instantaneous safety contacts by
connecting contact expander modules or external contactors/relays;
A connector can be used to connect 1 PNOZsigma contact expander module.
Timing diagram
1
2
a
b
POWER
Reset/Start
Input
Output safe
Semi
t1
t2
t1
t2
t1
t1
t2
t2
t3
Key
` Power: Supply voltage
` Reset/Start: Reset circuit S34
` Input: Input circuits A1-A2
` Output safe: Safety contacts 13-14,
23-24
` Semi: Semiconductor outputY32
` c: Automatic reset
` d: Manual reset
` a: Input circuit closes before reset
circuit
` b: Reset circuit closes before input
circuit
` t1: Switch-on delay
` t2: Delay-on de-energisation
` t3: Recovery time
Wiring
Please note:
` Information given in the “Technical
details” must be followed.
` Outputs 13-14, 23-24 are safety
contacts.
` To prevent contact welding, a fuse
should be connected before the
output contacts (see technical details).
` Calculation of the max. cable runs
lmax in the input circuit:
Imax =
Rlmax
Rl / km
Rlmax = max. overall cable resistance (see technical details)
Rl /km = cable resistance/km
` Use copper wire that can withstand
60/75 °C.
` Sufficient fuse protection must be
provided on all output contacts with
capacitive and inductive loads.
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
-2
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
Preparing for operation
` Supply voltage
Supply voltage
AC
DC
A1
S1
L+
L-
A2
` Input circuit
Input circuit
Single-channel
E-STOP
without detection of shorts across contacts
Dual-channel
A1
S1
Safety gate
without detection of shorts across contacts
L+
S1
A1
L+
` Reset circuit
Reset circuit
Reset circuit
Feedback loop
Automatic reset
A1
S34
13 (23)
14 (24)
A1
S34
Manual reset
K5
K6
K5
L1
N
K6
S3
A1
A1
S34
13 (23)
14 (24)
S34
S3
K5
K6
K5
L1
N
K6
` Semiconductor output
*
Y32
PLC Input
*Connect together the 0V connections on all the external power supplies
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
` Key
S1
E-STOP pushbutton
S3
Reset button
Switch operated
Gate open
Gate closed
INFORMATION
If a base unit and a contact expansion
module from the PNOZsigma range
are linked via the connector, no additional wiring is necessary.
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
-4
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
Terminal configuration
Install base unit without contact expander module:
` Ensure that the plug terminator is
inserted at the side of the unit.
Connect base unit and PNOZsigma
contact expander module:
` Remove the plug terminator at the
side of the base unit and at the contact expander module.
` Connect the base unit and the contact expander module to the supplied connector before mounting
the units to the DIN rail.
Installation in control cabinet
` The safety relay should be installed
in a control cabinet with a protection type of at least IP54.
` Use the notch on the rear of the unit
to attach it to a DIN rail.
` Ensure the unit is mounted securely
on a vertical DIN rail (35 mm) by using a fixing element (e.g. retaining
bracket or an end angle).
` Push the unit upwards or downwards before lifting it from the DIN
rail.
Dimensions
120 (4.72")
Installation
98 (3.86")
12,5 (0.69")
* 100 (3,94")
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
NOTICE
This data sheet is only intended for use
during configuration. For installation
and operation, please refer to the op-
erating instructions supplied with the
unit.
Technical details
Electrical data
Supply voltage
Supply voltage UB DC
Voltage tolerance
Power consumption at UB DC
Residual ripple DC
Voltage and current at
Input circuit DC: 24.0 V
Reset circuit DC: 24.0 V
Feedback loop DC: 24.0 V
Number of output contacts
Safety contacts (S) instantaneous:
Utilisation category in accordance with EN 60947-4-1
Safety contacts: AC1 at 240 V
Safety contacts: DC1 at 24 V
Utilisation category in accordance with EN 60947-5-1
Safety contacts: AC15 at 230 V
Safety contacts: DC13 at 24 V (6 cycles/min)
Contact material
External contact fuse protection (IK = 1 kA) to EN 60947-5-1
Blow-out fuse, quick
Safety contacts:
Blow-out fuse, slow
Safety contacts:
Circuit breaker 24 VAC/DC, characteristic B/C
Safety contacts:
Semiconductor outputs (short circuit proof)
Max. overall cable resistance Rlmax
input circuits, reset circuits
single-channel at UB DC
Safety-related characteristic data
Performance level (PL) in accordance with EN ISO 13849-1
Safety contacts, instantaneous
Category of output contacts in accordance with EN 954-1,
EN ISO 13849-1
Safety contacts (S) instantaneous:
SIL claim limit (SIL CL) in accordance with EN IEC 62061
Safety contacts, instantaneous
Probability of dangerous failure per hour (PFHD) in accordance
with EN IEC 62061
Safety contacts, instantaneous
Mission time/Proof test interval in years
24 V
-15 %/+10 %
2.0 W
20 %
60.0 mA
20.0 mA
20.0 mA
2
Imin: 0.02 A , Imax: 3.0 A
Pmax: 720 VA
Imin: 0.02 A , Imax: 3.0 A
Pmax: 72 W
Imax: 1.5 A
Imax: 1.5 A
AgSnO2
4A
2A
2A
24.0 V DC,20 mA
30 Ohm
c
2
2
2.00E-07 1/h
20
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
-6
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
Times
Switch-on delay
with automatic reset typ.
with automatic reset max.
with automatic reset after power on typ.
with automatic reset after power on max.
with manual reset typ.
with manual reset max.
Delay-on de-energisation
with E-STOP typ.
with E-STOP max.
with power failure typ.
with power failure max.
Recovery time at max. switching frequency 1/s
after E-STOP
after power failure
Supply interruption before de-energisation
Environmental data
EMC
Vibration to EN 60068-2-6
Frequency
Amplitude
Climatic suitability
Airgap creepage in accordance with EN 60947-1
Pollution degree
Rated insulation voltage
Rated impulse withstand voltage
Ambient temperature
Storage temperature
Protection type
Mounting (e.g. cabinet)
Housing
Terminals
Mechanical data
Housing material
Housing
Front
Cross section of external conductors with screw terminals
1 core flexible
2 core, same cross section, flexible:
with crimp connectors, without insulating sleeve
without crimp connectors or with TWIN crimp connectors
Torque setting with screw terminals
Cross section of external conductors with spring-loaded terminals: Flexible with/without crimp connectors
Spring-loaded terminals: Terminal points per connection
Stripping length
Dimensions
Height
Width
Depth
Weight
100 ms
150 ms
100 ms
150 ms
50 ms
60 ms
30 ms
40 ms
30 ms
40 ms
100 ms
100 ms
10 ms
EN 60947-5-1, EN 61000-6-2, EN 61000-6-4
10 - 55 Hz
0.35 mm
EN 60068-2-78
2
250 V
4.0 kV
-10 - 55 °C
-40 - 85 °C
IP54
IP40
IP20
PC
PC
0.25 - 2.50 mm² , 24 - 12 AWG Order no.: 750101
0.25 - 1.00 mm² , 24 - 16 AWG Order no.: 750101
0.20 - 1.50 mm² , 24 - 16 AWG Order no.: 750101
0.50 Nm Order no.: 750101
0.20 - 2.50 mm² , 24 - 12 AWG Order no.: 751101
2 Order no.: 751101
9 mm Order no.: 751101
100.0 mm Order no.: 751101
98.0 mm Order no.: 750101
12.5 mm
120.0 mm
105 g
The standards current on 2006-04 apply.
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
NSG-D-2-392-2008-11
E-STOP relays, safety gate monitors
Up to PL c of EN ISO 13849-1
PNOZ s1
Conventional thermal current
Ith (A) at UB DC
1 contact
2 contacts
3.00 A
3.00 A
Order reference
Type
PNOZ s1
PNOZ s1 C
Features
24 VDC
24 VDC
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
Terminals
With screw terminal
With spring-loaded terminal
Order no.
750 101
751 101
NSG-D-2-392-2008-11
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