Omron G9SA Manual
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Omron G9SA Manual

Safety relay unit
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Authorised Distributors:-
Intech Systems Chennai Pvt. Ltd, Chennai-600 032
Ph: 4353 8888 Mob: 99 4353 8888 Fax: 044 4353 7888
E-mail: info@intechchennai.com Website: www.intechchennai.com
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.
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)
• Both DIN track mounting and screw mounting are possible.
Be sure to read the "Safety Precautions" on page 14
Model Number Structure
Model Number Legend
G9SA-
-
1 2 3 4 5
1. Function
None: Emergency stop
EX:
Expansion Unit
TH:
Two-hand Controller
2. Contact Configuration (Safety Output)
0:
None
3:
3PST-NO
5:
5PST-NO
3. Contact Configuration (OFF-delay Output)
0:
None
2:
DPST-NO
3:
3PST-NO
4. Contact Configuration (Auxiliary Output)
0:
None
1:
SPST-NC
5. Input Configuration
None: 1-channel or 2-channel input possible
6. OFF-delay Time (Max. setting time)
None: No OFF-delay
T075: 7.5 seconds
T15:
15 seconds
T30:
30 seconds
Note: Please see "Ordering Information" on page 2 for the actual models that can be ordered.
6
CSM_G9SA_DS_E_4_1
.
1

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Summary of Contents for Omron G9SA

  • Page 1 E-mail: info@intechchennai.com Website: www.intechchennai.com Safety Relay Unit G9SA CSM_G9SA_DS_E_4_1 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: Ordering Information

    Model 24 VAC/VDC 3PST-NO SPST-NC 2 channels G9SA-TH301 100 to 240 VAC Expansion Unit The Expansion Unit connects to a G9SA-301, G9SA-501, G9SA-321, or G9SA-TH301. Main contacts Auxiliary contact Model 3PST-NO SPST-NC G9SA-EX301 Expansion Units with OFF-delay Outputs The Expansion Unit connects to a G9SA-301, G9SA-501, G9SA-321, or G9SA-TH301.

  • Page 3: Specifications Ratings

    G9SA Specifications Ratings Power Input Item Model G9SA-301/TH301 G9SA-501 G9SA-321-T@ 24 VAC/VDC:24 VAC, 50/60 Hz, or 24 VDC Power supply voltage 100 to 240 VAC:100 to 240 VAC, 50/60 Hz Operating voltage range 85% to 110% of rated power supply voltage 24 VAC/VDC: 1.8 VA/1.7 W max.
  • Page 4 G9SA Connections Internal Connections G9SA-301 (24 VAC/VDC) G9SA-301 (100 to 240 VAC) A1 A2 13 23 33 41 Control Control circuit circuit 14 24 34 42 G9SA-501 (24 VAC/VDC) G9SA-501 (100 to 240 VAC) A1 A2 13 23 33 43 53 61...
  • Page 5 G9SA-301: Safety Output Contacts 13-14, 23-24, 33-34. Auxiliary Contact 41-42. G9SA-501: Safety Output Contacts 13-14, 23-24, 33-34, 43-44, 53-54. Auxiliary Contact 61-62. G9SA-321-T@: Safety Output Contacts 13-14, 23-24, 33-34. Safety OFF-delay Output Contact 43-44, 53-54. Auxiliary Contact 61-62. *3. Terminals A and B...

  • Page 6: Terminal Arrangement

    Note 1: The OFF-delay time setting switch is R2.3 111 max. found on the G9SA-321-T@ only. 2: The K1 to K4 indicators light when the NO contacts of internal relays K1 to K4 close. * Do not remove unless an Expansion Unit is being used.

  • Page 7: Application Examples

    (D4B-N, D4N, D4F) S2: Limit switch (NO) KM1 and KM2: Magnetic Contactor M: 3-phase motor Note: This circuit achieves Safety Category 4. G9SA-301 (24 VAC/VDC) with 2-channel Limit Switch Input/Manual Reset Timing Chart Limit switches S1 and S2 Reset switch S3...
  • Page 8 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...
  • Page 9 G9SA G9SA-321-T@ (24 VAC/VDC) with 2-channel Limit Switch Input/Manual Reset Feedback loop Open Off delay Control timer circuit Safety Limit Switch with direct opening mechanism (NC) Operation instruction (D4B-N, D4N, D4F) Motor controller Limit switch (NO) Reset switch KM1 and KM2: Magnetic Contactor 3-phase motor Note: This circuit achieves Safety Category 4.
  • Page 10 G9SA G9SA-321-T@ (24 VAC/VDC) + G9SA-EX031-T@ with 2-channel Limit Switch Input/Manual Reset Feedback loop Open Off delay timer Off delay Control timer circuit Safety Limit Switch with direct opening mechanism (NC) (D4B-N, D4N, D4F) Limit switch (NO) Operation Reset switch...
  • Page 11 G9SA G9SA-301 (24 VAC/VDC) with 2-channel Safety Sensor/Manual Reset (PNP models only) Timing Chart F3SJ-A Incident Interrupted Reset switch S1 K1 and K2 Emitter Receiver (NC) K1 and K2 (NO) KM1 and KM2 (NC) KM1 and KM2 (NO) PLC input...
  • Page 12 G9SA G9SA-TH301 (24 VDC) with 2-hand Inputs 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.
  • Page 13 G9SA G9SA-501 (24 VAC/VDC) and G9SA-EX301 with 2-channel Limit Switch Input/Manual Reset Feedback loop Open Control circuit Safety Limit Switch with direct opening mechanism (NC) (D4B-N, D4N, D4F) Limit switch (NO) Reset switch KM1 and KM2: Magnetic Contactor 3-phase motor...
  • Page 14 1.0 to 1.5 mm When only channel 1 of the 2-channel input turns OFF, the safety • Tighten each screw to a torque of 0.78 to 1.18 N·m, or the G9SA output is interrupted. In order to restart when this happens, it is may malfunction or generate heat.

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