G7S
Plug-In Safety Relay
Safety Relay for Machine Control
Conforms to EN Standard
H
Suitable for safety circuits in press
machinery, machine tools, and other
production machinery
Do Not Remove
H
CE mark (conforms to prEN50205)
H
Positive, force-guided contacts
H
A minimum of 0.5 mm between contacts
even when one contact is welded
(prEN50205 Class A)
H
DIN rail-mounting and panel-mounting
sockets are available
Note: Be sure to refer to the
Precautions
section.
Ordering Information
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SAFETY RELAYS
Number of contacts
6p
poles
NO contacts
4
3
NC contacts
2
3
Contact form
4PST-NO + DPST-NC
3PST-NO + 3PST-NC
Rated voltage (V)
24 VDC
Part number
G7S-4A2B DC24
G7S-3A3B DC24
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ACCESSORIES
Description
Mounting sockets
g
DIN-rail mounting and screw mounting
Solder terminals
PCB terminals
Socket mounting plate
Relay removal tool
DIN rail mounting track
g
For solder terminal sockets, holds 10 sockets
Removes relay from sockets
50 cm (1.64 ft) length
1 m (3.28 ft) length
Spacer
End plate
Part number
P7S-14F
P7S-14A
P7S-14P
P7S-A10
P7S-B
PFP-50N
PFP-100N
PFP-S
PFP-M
2
G7S
Specifications
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RATINGS
Operation Coil
Rated voltage
24 VDC
Rated current
30 mA
Coil resistance
800
Ω
Minimum operate voltage
80% max. (V)
Release voltage
10% (V)
Max. voltage
110% (V)
Power consumption
Approx. 0.8 W
Note: 1. The rated current and coil resistance are measured at a coil temperature of 23°C with tolerances of
±15%.
2. Performance characteristics are based on a coil temperature of 23°C
3. The maximum voltage is based on an ambient operating temperature of 23°C maximum.
Switching Section (Contact Ratings)
Load type
Rated load
Maximum switching voltage
Maximum switching current
Maximum switching capacity (reference value)
Min. permissible load
(See note.)
Contact material
Resistive load (cos
φ
=1)
240 VAC: 3 A, 24 VDC: 3 A
250 VAC, 24 VDC
6A
1,440 VA, 144 W
5 VDC, 10 mA
Ag
+
Au
Inductive load (cos
φ
= 0.4, L/R = 7 ms)
240 VAC: 3 A, 24 VDC: 1 A
Note: The above values are based on an operating frequency of 60 operations/min.
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CHARACTERISTICS
Contact resistance (See Note 2.)
Operate time (See Note 3.)
Release time (See Note 3.)
Maximum operating frequency
p
g q
y
Insulation resistance
Dielectric strength
Vibration
Shock
Life expectancy
p
y
Ambient temperature
p
Relative humidity
Ambient storage humidity
Weight
Mechanical
Electrical
Mechanical
Electrical
Mechanical
Electrical
Operating
Storage
Mechanical
Rated load
100 mΩ max.
50 ms max.
50 ms max.
18,000 operations/hr
1,800 operations/hr
100 MΩ min. (at 500 VDC)
2,500 VAC, 50/60 Hz for 1 min (1,500 VAC between contacts of same polarity)
10 to 55 Hz, 1.5-mm double amplitude
10 to 55 Hz, 0.75-mm double amplitude
1,000 m/s
2
(approx. 100G)
100 m/s
2
(approx. 10G)
10,000,000 operations min. (at approx. 18,000 operations/hr)
100,000 operations min. (at the rated load and approx. 1,800 operations/hr)
--10°C to 70°C (14°F to 158°F) no icing
--25°C to 70°C (-13°F to 158°F) no icing
35% to 85% RH
35% to 85% RH
Approx. 65 g
Note: 1. The values given above are initial values.
2. Measurement conditions: 5 VDC, 10 mA, voltage drops.
3. Measurement conditions:
Rated voltage operation
Ambient operating temperature: 23°C (73.4°F)
Does not include bounce time.
3
G7S
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CHARACTERISTICS OF SAFETY RELAY SOCKET
Model
P7S-14j
Continuous current
6A
Dielectric strength
2000 VAC for 1 min. between terminals
Insulation resistance
1000 MΩ min. (See note.)
Note: Measurement conditions: Measurement of the same points as for the dielectric strength at 500 VDC.
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APPROVED STANDARDS
VDE0435 (Electrical Relays); Approved by VDE
IEC255 (Electrical Relays); Approved by VDE
prEN50205 (Electrical Relays); Approved by VDE
UL508 (Industrial Control Device)
CSA22.2 No.14 (Industrial Control Device)
Engineering Data
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ELECTRICAL LIFE EXPECTANCY
(240 VAC; cosφ=0.4, cosφ=1)
100
Life expectancy (x104operations)
10
G9S
G7S
1
0
1
2
3
4
5
Switching current (A)
6
I (Current)
Dimensions
Unit: mm (inch)
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SAFETY RELAYS
G7S-4A2B
G7S-3A3B
62 max.
(2.44)
22.5 max.
(0.89)
24 VDC
37 max.
(1.46)
5 min.
24 VDC
Terminal Installation/Internal
Connection Diagram
(Bottom View)
G7S-4A2B
Cross-section of
Mounting Holes
G7S-3A3B
Fourteen,
1.8 dia.
4
G7S
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SAFETY RELAY SOCKETS
P7S-14F DIN Rail-mounting Socket or Screw Mounting
7.5
4
7 x 4 = 28
40 max.
31.3
Terminal Installation/Internal
Connection Diagram
(Top View)
47 max.
(1.85)
Cross-section of
Mounting Holes
90.5 max.
(3.56)
40 max.
(1.57)
With Safety Relay Mounted
69 max.
(2.72)
47 max.
P7S-14A Panel-mounting Socket
(Solder Terminals)
61.5 max.
(2.42)
23 max.
(0.91)
Terminal Installation/Internal
Connection Diagram
(Bottom View)
G7S-4A2B
Cross-section of
Mounting Holes
33 max.
(1.30)
With Safety Relay Mounted
G7S-3A3B
(0.83)
(2.24)
39 max.
(1.54)
5
G7S
P7S-14P PCB-mounting Socket
(PCB Terminals)
61.5 max.
(2.42)
23 max.
(0.91)
Two, 6.5 dia x 7.9 deep
29 max.
(1.14)
Terminal Installation/Internal
Connection Diagram
(Bottom View)
G7S-4A2B
Cross-section of
Mounting Holes
With Safety Relay Mounted
28 max.
(1.10)
23 max.
G7S-3A3B
Two,
3.6 dia.
Fourteen, 1.8 dia.
15.4 (0.61)
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SOCKET MOUNTING PLATE
P7S-A10 (Special Mounting Plate for P7S-14A)
261 max.
(10.28)
Four, C0.5
81 max.
(3.19)
1.6 (0.06)
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RELAY REMOVAL TOOL
P7S-B
59.2
(2.33)
19.3
35
(1.38)
7
15
(0.59)
6