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Safety Relay Unit
The G9SA Series Offers a Complete
Line-up of Compact Units.
Four kinds of 45-mm wide Units are available:
A 3-pole model, a 5-pole model, and models with 3
poles and 2 OFF-delay poles, as well as a
Two-hand Controller.
Also available are 17.5-mm wide Expansion Units
with 3 poles and 3 OFF-delay poles.
Simple expansion connection.
OFF-delay models have 15-step OFF-delay
settings.
Conforms to EN standards. (BG approval)
(Approval pending for G9SA-TH301 and AC power
supply models.)
Approved by UL and CSA.
Both DIN track mounting and screw mounting are
possible.
Note: Be sure to refer to the Precautions on page 13.
Ordering Information
Emergency-stop Units
Main contacts
3PST-NO
5PST-NO
Emergency-stop OFF-delay Units
Main
contacts
3PST-NO
Note: The following 15-step OFF-delay time settings are available:
T075: 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, and 7.5 s
T15: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15 s
T30: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, and 30 s
Two-hand Controller
Main contacts
3PST-NO
Expansion Unit
The Expansion Unit connects to a G9SA-301, G9SA-501, G9SA-321, or G9SA-TH301.
Main contacts
3PST-NO
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Auxiliary contact
Number of input channels
SPST-NC
1 channel or 2 channels
possible
ibl
SPST-NC
1 channel or 2 channels
possible
ibl
OFF-delay
Auxiliary
Number of
contacts
contact
channels
DPST-NO
SPST-NC
1 channel or
2 channels
2 h
possible
possible
Auxiliary contact
Number of input channels
SPST-NC
2 channels
Auxiliary contact
SPST-NC
Rated voltage
24 VAC/VDC
100 to 240 VAC
24 VAC/VDC
100 to 240 VAC
OFF-delay
Rated voltage
input
time
7.5 s
24 VAC/VDC
l
100 to 240 VAC
15 s
24 VAC/VDC
100 to 240 VAC
30 s
24 VAC/VDC
100 to 240 VAC
Rated voltage
24 VAC/VDC
100 to 240 VAC
Model
G9SA-EX301
G9SA
R C
Model
Category
G9SA-301
4
G9SA-501
Model
Category
G9SA-321-T075
Main
contacts:
4
4
G9SA-321-T15
OFF-delay
OFF delay
contacts:
3
3
G9SA-321-T30
Model
Category
G9SA-TH301
4
Category
4
1
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Related Manuals for Omron G9SA Series
Summary of Contents for Omron G9SA Series
- Page 1 Safety Relay Unit G9SA The G9SA Series Offers a Complete Line-up of Compact Units. Four kinds of 45-mm wide Units are available: A 3-pole model, a 5-pole model, and models with 3 poles and 2 OFF-delay poles, as well as a Two-hand Controller.
- Page 2 G9SA G9SA Expansion Units with OFF-delay Outputs The Expansion Unit connects to a G9SA-301, G9SA-501, G9SA-321, or G9SA-TH301. Main contact form Auxiliary contact OFF-delay time Model Category 3PST-NO SPST-NC 7.5 s G9SA-EX031-T075 15 s G9SA-EX031-T15 30 s G9SA-EX031-T30 Note: The following 15-step OFF-delay time settings are available: T075: 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, and 7.5 s T15: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15 s T30: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, and 30 s...
-
Page 3: Specifications
G9SA G9SA Specifications Ratings Power Input Item G9SA-301/TH301 G9SA-501 G9SA-321-Tj Power supply voltage 24 VAC/VDC: 24 VAC, 50/60 Hz, or 24 VDC 100 to 240 VAC: 100 to 240 VAC, 50/60 Hz Operating voltage range 85% to 110% of rated power supply voltage Power consumption 24 VAC/VDC: 1.8 VA/1.7 W max. -
Page 4: Application Examples
G9SA G9SA Application Examples G9SA-301 (24 VAC/VDC) with 2-channel Limit Switch Input/Auto-reset Timing Chart Limit switches S1 and S2 K1 and K2 (NC) K1 and K2 (NO) Feedback loop KM1 and KM2 (NC) KM1 and KM2 (NO) Open Safety Limit Switch with positive opening mechanism Control (D4D or D4B) - Page 5 G9SA G9SA G9SA-301 (100 to 240 VAC) with 2-channel Limit Switch Input/Auto-reset Timing Chart Limit switches S1 and S2 K1 and K2 (NC) K1 and K2 (NO) Feedback loop KM1 and KM2 (NC) KM1 and KM2 (NO) Open Safety Limit Switch with positive opening mechanism Control (D4D or D4B)
- Page 6 G9SA G9SA G9SA-321-Tj (24 VAC/VDC) with 2-channel Limit Switch Input/Manual-reset Feedback loop Open Off delay Control timer circuit Safety Limit Switch with positive opening mechanism Operation (D4D or D4B) instruction Limit switch Motor controller Reset switch KM1 and KM2: Magnetic Contactor 3-phase motor Timing Chart Limit switches...
- Page 7 G9SA G9SA G9SA-321-Tj (24 VAC/VDC) + G9SA-EX031-Tj with 2-channel Limit Switch Input/Manual-reset Feedback loop Open Off delay timer Off delay Control timer circuit Safety Limit Switch with positive opening mechanism (D4D or D4B) Limit switch Reset switch Operation KM1, KM2, instruction KM3, and KM4: Magnetic Contactor Motor controller...
- Page 8 G9SA G9SA G9SA-301 (24 VAC/VDC) with 2-channel Safety Area Sensor/Manual-reset Timing Chart F3S-A Incident Interrupted Reset switch S1 K1 and K2 (NC) K1 and K2 (NO) Receiver Emitter KM1 and KM2 (NC) KM1 and KM2 (NO) PC input PC output F3S-A: Safety area sensor F3S-A...
- Page 9 G9SA G9SA G9SA-TH301 (24 VDC) with 2-hand Inputs/Auto-reset Timing Chart S11 (NC) S11 (NO) S12 (NC) Feedback loop S12 (NO) KM1 and KM2 (NC) KM1 and KM2 (NO) 0.5 s max. Input time difference operates only when the difference is 0.5 s max. S11, S12: Two-hand pushbutton switches KM1 and KM2: Magnetic Contactor...
- Page 10 G9SA G9SA G9SA-501 (24 VAC/VDC) and G9SA-EX031 with 2-channel Limit Switch Input/Manual-reset Feedback loop Open Control circuit Safety Limit Switch with positive opening mechanism (D4D or D4B) Limit switch Reset switch KM1 and KM2: Magnetic Contactor 3-phase motor Timing Chart Limit switches S1 and S2 Reset switch...
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Page 11: Terminal Arrangement
G9SA G9SA Dimensions Note: All units are in millimeters unless otherwise indicated. The diagrams are drawn in perspective. G9SA-301 G9SA-501 Terminal Arrangement G9SA-321-Tj G9SA-TH301 G9SA-301 G9SA-501 G9SA-TH301 G9SA-321-Tj OFF- delay time setting switch (see note) G9SA-301: Twenty, M3 G9SA-501: Twenty-four, M3 Mounting Holes G9SA-321-Tj: Twenty-four, M3 Two, 4.2 dia. -
Page 12: Installation
G9SA G9SA Installation Internal Connections G9SA-301 (24 VAC/VDC) G9SA-301 (100 to 240 VAC) 13 23 33 41 A1 A2 Control Control circuit circuit 14 24 34 42 (See note 3.) (See note 1.) (See note 3.) (See note 1.) G9SA-501 (24 VAC/VDC) G9SA-501 (100 to 240 VAC) 13 23 33 43 53 61 A1 A2... -
Page 13: Connecting Inputs
4 of the EN954-1 standards when they are used as shown in the ex- nals are charged and may cause an electric shock. amples provided by OMRON. The Relays may not meet the stan- dards in some operating conditions. The OFF-delay output of mod- Use the following to wire the G9SA. - Page 14 G9SA G9SA Downloaded from Elcodis.com electronic components distributor...
- Page 15 G9SA G9SA Downloaded from Elcodis.com electronic components distributor...
- Page 16 To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. Cat. No. J121-E1-2 In the interest of product improvement, specifications are subject to change without notice. OMRON Corporation Industrial Automation Company Industrial Devices and Components Division H.Q.
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