Pilz PNOZ XHCV Data Sheet
Emergency Stop Relays, Safety Gate Monitors
Category 4, EN 954-1
PNOZ XHCV
Technical Details PNOZ XHCV
Electrical Data
Supply voltage 24 V DC
Tolerance 85 ... 110 %
Power consumption 5 W
Voltage and current at the reset and (S13-14): 24 V DC, 50 mA
feedback circuits
Voltage and current at the input circuits (S11-S12): 24 V DC, 200 mA
(S21-22), S(31-32): 24 V DC, 100 mA
Switching capability in accordance with
EN 60947-4-1, 10/91 AC1: 240 V/10 A/2400 VA
400 V/6 A/2400 VA
DC1: 24 V/10 A/240 W
EN 60947-5-1, 10/91 AC15: 230 V/5 A; DC13: 24 V/7A
(DC13: 6 cycles/min)
Emergency stop relay and safety
gate monitor in accordance with
VDE 0113 part 1, 11/98, EN 60204-1,
12/97 and IEC 204-1, 11/98
Features
l Single-channel or dual-channel,
with or without detecting
shorts across the input contacts
l Not designed for operation
using semiconductor outputs
Approval
Output contacts 2 safety contacts (N/O)
Contact Material AgNi10
Times
Delay on energisation < 350 ms
Delay on de-energisation 700 ms -45 %/+55 %
Recovery time Approx. 0.3 s
Simultaneity S21-S22/S21-S23 Approx. 120 ms
Max. supply interruption before Approx. 120 ms
de-energisation
Mechanical Data
Max. cross section of the ext. conductors 2 x 1.5 mm2 or 1 x 2.5 mm
Single-core or multiple-core conductor
with crimp connectors
Dimensions (H x W x D) 87 x 112.5 x 121 mm
Weight 800 g
1
2
PNOZ XHCV
l
Description
l 112.5 mm P-93 housing
DIN-Rail mounting
l Positive-guided relay outputs:
– 2 safety contacts (N/O)
l Connections for
– Emergency buttons
– safety limit switches
– safety gate limit switches
– reset buttons
l LEDs for channel 1, channel 2 and
power supply
l Increase in the number of
contacts available by connecting
expander modules
Operating modes
l Single-channel operation
l Dual-channel operation
l Automatic reset
l Manual reset
Pilz GmbH & Co., Felix-Wankel-Straße 2, 73760 Ostfildern, Deutschland NSG-D-2-173-06/01
Telefon +49 (7 11) 34 09-0, Telefax +49 (7 11) 34 09-1 33, E-Mail: pilz.gmbh@pilz.de
Emergency Stop Relays, Safety Gate Monitors
Category 4, EN 954-1
PNOZ XHCV
Internal wiring diagram
A1 (L+)
A2 (L-)
S11
S31
S12
K1.1
K1 K2
K3.1
Input circuit
External wiring
l Example 1
Single-channel E-STOP wiring with
manual reset
S11 S31
S21
S13
S1
S3
S32
K2.1
S22
K3.2
Feedback circuit
Reset circuit
S21
S13
S14
Safety
contacts
37 47
K1.2
K1
K2.2
K2
K3
38 48
l Example 4
Dual-channel safety gate control with
manual reset
S11
S21
S1
S22
S3
S31
S2
S13
l Increase in safety contacts
The number of output contacts can
be increased by using external
contactors with positive-guided
contacts.
– Single-channel operation:
with automatic reset
1L1
K6
K7
K8
K5
1L2
S13
S14
K5
K6 K8
47
37
48
38
K7
– Single-channel operation:
with manual reset
1L1
K7
K6
S32
S12
S22
S14
l Example 2
Dual-channel E-STOP wiring with a
manual reset
S11
S12
S13
S3
S14
S31
S21
S1
S32
S22
l Example 3
Single-channel safety gate control
with manual reset
S11
S21
S1
S31
S13
S3
S32
S12
S14
l Example 5
Dual-channel safety gate control with
automatic reset
S13
S22
S31
S14
S11
S1
S2
S12
S21
S32
– Key:
S1/S2: E-STOP or safety gate switch
S3: Reset button
Switch operated
Gate open
1L2
K8
S13
S14
K5
K5
S3
37
38
K7
K6 K8
47
48
S12
S22
S32
S14
Gate closed
Pilz GmbH & Co., Felix-Wankel-Straße 2, 73760 Ostfildern, Deutschland NSG-D-2-173-06/01
Telefon +49 (7 11) 34 09-0, Telefax +49 (7 11) 34 09-1 33, E-Mail: pilz.gmbh@pilz.de
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