SJ Series Relay Sockets
Slim, space-saving relay sockets.
Release lever with integrated marking plate allows for easy maintenance in narrow spaces.
• Release lever is integrated with a marking plate .
• The integrated marking plate is retractable .
• Slim, 15 .5-mm wide design .
• Optional marking plate is also available . Can be attached
to the release lever (at one position) and the socket (at
four positions, finger-safe screw terminal only) .
• Standard screw terminal and finger-safe screw terminal
are available .
• Degree of protection IP20 (finger-safe screw terminal)
• UL recognized, CSA certified, EN compliant .
Applicable
Standard
Standard Screw Terminal
Finger-safe Screw Terminal
Certification Organization /
File No .
Mark
UL508
UL recognized, File No . E62437
CSA C22 .2 No . 14
CSA File No . LR84913
EN60999-1
EU Low Voltage Directive
(Finger-safe screw terminal only)
Removable Marking Plate
Part No .
Terminal Style
1-pole
Terminal No . Color
Black
2-pole
White
Black
White
Standard Screw Terminal
SJ1S-05B
SJ1S-05BW
SJ2S-05B
SJ2S-05BW
Finger-safe Screw Terminal
SJ1S-07L
SJ1S-07LW
SJ2S-07L
SJ2S-07LW
Note: Release lever is supplied with each socket .
Specifications
8A
250V AC/DC
2 mm2 maximum (14 AWG)
2 mm2 × 2
1-pole
Socket
Relay
Standard Screw
Terminal
SJ1S-05B
SJ1S-05BW
Finger-safe
Screw Terminal
SJ1S-07L
SJ1S-07LW
RJ1S
2-pole
Socket
Relay
SJ2S-05B
SJ2S-05BW
SJ2S-07L
SJ2S-07LW
RJ2S
RJ22S
Applicable Crimping Terminals
Insulation Resistance
Shock Resistance
100MΩ minimum (500V DC megger)
Between live and dead metal parts:
2000V AC, 1 minute
Between contact and coil:
4000V AC, 1 minute
Between contacts of the same pole:
1000V AC, 1 minute
Between contacts of the different poles:
3000V AC, 1 minute
Damage limits: 90 m/s2
Resonance: 10 to 55 Hz, amplitude
0 .75 mm
Damage limits: 1000 m/s2
Operating Temperature
–40 to +70°C (no freezing)
Storage Temperature
–55 to +85°C (no freezing)
Operating Humidity
5 to 85% RH (no condensation)
Storage Humidity
5 to 85% RH (no condensation)
Degree of Protection
IP20 (finger-safe screw terminal)
Weight (approx .)
30g
34g
Standard Screw Terminal
Finger-safe Screw Terminal
ø3.2 min.
5.9 max.
4.0 max.
5.3 min.
4.0 max.
3.2 min.
M3 slotted Phillips screw
5.9 max.
1 .0 N·m
Wire tensile strength: 50N minimum
Vibration Resistance
Terminal Style
3.2 min.
12A
SJ2S
Terminal Strength
Dielectric Strength
M-2
Applicable Relay
SJ1S
5.9 max.
Model
Rated Current
Rated Insulation
Voltage
Applicable Wire
Applicable Crimping
Terminal
Recommended
Tightening Torque
Screw Terminal Style
4.0 max.
5.3 to 6.5
5.3 to 6.5
All dimensions in mm .
Note: Ring tongue terminals cannot be used on finger-safe sockets .
SJ Series Relay Sockets
Dimensions
M3 Terminal Screws
6
15.5
M3 Terminal Screws
15.5
Switches &
Pilot Lights
SJ2S-05B (W)
Flush
Silhouette
Switches
6
SJ1S-05B (W)
29.7
29.7
4.3
71
11.2
(11)
(12)
(A1)
1
Marking Plate
(integrated with release lever)
(14)
6
(21)
5
(11)
3
4
M3 Terminal Screws
SJ2S-07L (W)
6
12.2
PLCs
Marking Plate
(integrated with release lever)
(TOP VIEW)
15.5
15.5
SJ1S-07L (W)
(12)
6
(TOP VIEW)
2
(24)
6
6
12.2
(22)
1.5
4
7
0.9
2
8
(A2)
Softwares
M3 Terminal Screws
Relays
6
1
0.9
(A1)
Operator
Interfaces
11.2
6
3 (14)
1.5
5 (A2)
Display
Lights
ø4
2
ø4
2
71
4.3
Control
Stations
55.7
55.7
Emergency
Stop
Switches
49.5
55.7
11.2
2 (12)
(TOP VIEW)
12.2
1
Marking Plate
(integrated with release lever)
5
7
(21)
6
(24) (22)
(14) (12)
4
(A1)
2
Circuit
Protectors
6
8
(A2)
0.9
6
1.5
1 (A1)
(11) 4
0.9
3
(14)
6
11.2
5 (A2)
Terminal
Blocks
ø3
71
4.3
3
(11)
6
12.2
1.5
ø3
2
71
Timers
2
4.3
29.7
29.7
49.5
55.7
Sockets
Marking Plate
(integrated with release lever)
(TOP VIEW)
Replacement Parts
Description
Sensors
Material
Part No.
Ordering Part No.
Package
Quantity
Dimensions
15.3
Release Lever
(with integrated marking plate)
SJ9Z-CM
SJ9Z-CMPN05
5
Ex-proof
Control
Boxes
Barriers
38.5
Plastic (gray)
LEDs
28.1
When not using marking plate
Accessories
Safety
Products
Information
Part No.
Ordering Part No.
Package
Quantity
Dimensions
Removable Marking Plate
SJ9Z-PW
SJ9Z-PWPN10
SJ9Z-JF2
SJ9Z-JF2PN10
SJ9Z-JF5
SJ9Z-JF5PN10
SJ9Z-JF8
SJ9Z-JF8PN10
SJ9Z-JF10
SJ9Z-JF10PN10
10
Marking area:
15.2 × 7.25 mm
5
Plastic (white)
0.15
8.6
15.2
1.2
Material
0.75
Description
Power
Supplies
For 2 sockets
Jumper
For 5 sockets
For 8 sockets
For 10 sockets
Nickel-coated
brass with
polypropylene
coating
5
Terminal centers: 15.5mm
Rated current: 12A
Ensure that the total
current to the jumper does
not exceed the maximum
current.
M-3
SJ Series Relay Sockets
Safety Precautions
•• Turn off power to the relay and the socket before starting installation, removal, wiring, maintenance, and inspection of the relays.
Failure to turn power off may cause electrical shock or fire hazard.
•• Use wires of the proper size to meet the voltage and current
requirements.
•• Make sure that relay and output equipment are wired correctly.
Incorrect wiring causes overheat resulting in possible fire hazard.
•• Prevent metal fragments and pieces of wire from dropping inside
the socket. Ingress of such fragments and chips may cause fire
hazard, damage, or malfunction.
Operating Instructions
Installing relays
The relay is installed on the socket using the release lever. Leaf
spring is not necessary.
Rail Mounting and Removing
Do not mount or remove the socket in cold temperature (below
–20°C), otherwise the socket may be damaged.
Applicable Screwdriver
Standard Screw Terminal
➀ Lightly press the relay to
prevent it from falling off.
➁ Pull down the release lever
to the direction shown by
the arrow until it touches
the socket. Pull down
further, and the lever will be
detached from the socket.
Caution
Phillips: ø6.4 mm maximum
Slotted: Shown at right
Diameter:
ø6.4mm max
0.8mm max. 6.4mm max.
Finger-safe Screw Terminal
•• Make sure that wire or finger
is not caught between the release lever and socket.
•• Because release lever is removable, make sure not to apply excessive force. Otherwise the relay may fall and result in damage.
Panel Mounting
Phillips: ø5.5 mm maximum
Slotted: Shown at right
Diameter:
5.5mm max
0.8mm max. 5.5mm max.
Installing relays
Insert the anti-rotation projection into the anti-rotation hole. Mount
the socket onto the panel using M3 screws (not provided). Use a
screwdriver with diameter of ø5.5mm maximum.
Mounting Hole Layout
1. U
nlock the release lever by pulling down as shown with arrow ➀.
2. Press the relay against the socket as shown with arrow ➁.
Make sure that the relay is firmly in place.
3. Confirm that the relay is securely installed in the socket. When
installed properly, the relay and the socket look as shown in ➂
➀
Removing the relay
SJ1S-05B (W), SJ2S-05B (W)
ø4.2 hole
ø3.5 hole
30.0 ±0.1
(anti-rotation hole)
(or M3 hole)
Screw Hole (ø5.6mm)
➁
SJ1S-07L (W), SJ2S-07L (W)
ø3.5 hole
(or M3 hole)
39.5 ±0.1
ø3.2 hole
(anti-rotation hole)
Anti-rotation Projection
•• Tighten the mounting screws to a torque of 1.0 N·m maximum.
Tightening with higher torque will damage the socket.
•• The round rib projecting from the socket bottom prevents rotation
when the socket is mounted on the panel directly. Ensure to insert
the rib into the anti-rotation hole, otherwise the socket may be
damaged.
Removing the Release Lever
➂
Correct
Latch is inserted into the
groove on top of the relay.
Incorrect
The latch is not inserted into
the groove on top of the relay.
Caution
Ensure that the relay is installed in the socket completely.
M-4
Pull down the release lever to the direction
shown by the arrow until it touches the socket.
Pull down further, and the release lever will
be detached from the socket.
Caution
Make sure that the relay has been removed from the socket before
removing the release lever. If the release lever is removed when the
relay is installed on the socket, the relay may fall out.
SJ Series Relay Sockets
Operating Instructions
Switches &
Pilot Lights
Installing the Release Lever
➀ Attach part A to part B.
➁ Slide the release lever in the direction of the arrow until part A
runs out of part B.
➂ Rotate the release lever, with the center of rotation at part C until
part A touches the rotation axis.
➃ Push the rib of the release lever against the socket.
➄ Release lever is installed.
➀
➁
➂
Rotation
Axis
Part B
Part C
Part A
•• The integrated marking plate must
be retracted to the original position
when wiring.
•• The SJ9Z-CM integrated marking plate
can be lifted and retracted for 50 times
maximum.
➄
Nipper
SJ9Z-CM
(release lever)
Lift
Timers
Terminal
Blocks
SJ1S-05B (W) SJ1S-07L (W) SJ2S-05B (W) SJ2S-07L (W)
Ambient
Temperature 70°C 55°C 40°C 70°C 55°C 40°C 70°C 55°C 40°C 70°C 55°C 40°C
12A
12A
8A
6.0mm
1.0mm
Circuit
Protectors
Power
Supplies
8A
Sensors
12A
10A∗ 11A 11A 7A∗
8A
6A∗
7A
∗ When installing AC relays, maintain at least 4mm between the sockets.
0.7mm max.
8A
Ex-proof
Control
Boxes
Barriers
0.8mm
1.5mm
6.7mm
Sockets
Check the current of relay and ensure that the current is maintained
below the values shown in the following table.
Collective
11A∗
mount
Note : Applicable nipper tip: 0.7mm maximum.
Make sure to cut the joint before installing the relay.
Nipper Tip
Relays
Current
Grooves
Single
mount
Marking Plate
(TOP VIEW)
Softwares
15.2mm
➂
12.2mm
PLCs
Marking Plate
(TOP VIEW)
➀ Using the nippers, cut the joint (Note).
➁ Lift the marking plate as shown with the arrow.
➂ Latch the marking plate into the grooves.
Cut here
Operator
Interfaces
8.6mm
Using Marking Plate integrated with
SJ9M-CM Release Lever
Emergency
Stop
Switches
Display
Lights
SJ1/2S-07L (W)
Relay Socket
➁
Flush
Silhouette
Switches
Control
Stations
SJ9Z-PW
Detachable Marking
Plate (optional)
SJ9Z-PW
Detachable Marking
Plate (optional)
SJ9Z-CM
Release Lever
➁
SJ socket
➀ Insert the marking plate into the slot on the release lever or
socket.
Note: SJ9Z-PW removable marking plate cannot be installed on
the SJ1S-05B (W)/SJ2B-05B (W) socket.
➁ The marking plate is installed.
Rib
➀
RJ relay
Using SJ9Z-PW Removable
Marking Plate (optional)
➀
➃
Screwdriver
Joint
LEDs
Safety
Products
Information
M-5
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