Omron, G9SA Series

last update: November 6, 2012

• 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 ISO13849-1 (PLe/Safety Category 4).

• Both DIN track mounting and screw mounting are possible.

last update: November 6, 2012

last update: November 06, 2012

Ratings

Power Input

Power supply voltage
Model	G9SA-301/TH301	G9SA-501	G9SA-321-T[]
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. 100 to 240 VAC: 9 VA max.	24 VAC/VDC: 2.8 VA/2.6 W max. 100 to 240 VAC: 11 VA max.	24 VAC/VDC: 3.5 VA/3.3 W max. 100 to 240 VAC: 12.5 VA max.
Power consumption*	24 VAC/VDC: 1.8 VA/1.7 W max. 100 to 240 VAC: 9 VA max.	24 VAC/VDC: 2.8 VA/2.6 W max. 100 to 240 VAC: 11 VA max.	24 VAC/VDC: 3.5 VA/3.3 W max. 100 to 240 VAC: 12.5 VA max.

* When an Expansion Unit is connected, the power consumption is increased by 2 VA/2 W max.

Inputs

Model	G9SA-301/321-T[]/TH301	G9SA-501
Input current *	40 mA max.	60 mA max

* When an Expansion Unit is connected, the input current is increased by 30 mA max.

Contacts

Model Load	Resistive load
Model Load	G9SA-301/501/321-T[]/TH301/EX301/EX031-T[]
Rated load	250 VAC, 5 A 30 VDC, 5 A
Rated load	250 VAC, 5 A 30 VDC, 5 A
Rated carry current	5 A

Characteristics

	Between inputs and outputs
Model		G9SA-301/TH301	G9SA-501/321-T[]	G9SA-EX301/EX031-T[]
Contact resistance *1		100 mΩ
Operating time *2		30 ms max.
Response time *3		10 ms max.
Insulation resistance *4		100 MΩ min. (at 500 VDC)
Dielectric strength	Between different outputs	2,500 VAC, 50/60 Hz for 1 min
	Between power inputs and outputs
	Between power inputs and other inputs (only for 100 to 240-V models)
Vibration resistance		10 to 55 to 10 Hz, 0.375-mm single amplitude (0.75-mm double amplitude)
Shock resistance	Destruction	300 m/s²
Shock resistance	Malfunction	100 m/s²
Durability *5	Mechanical	5,000,000 operations min. (at approx. 7,200 operations/hr)
Durability *5	Electrical	100,000 operations min. (at approx. 1,800 operations/hr)
Failure rate (P Level) (reference value)		5 VDC, 1 mA
Ambient operating temperature		-25 to 55°C (with no icing or condensation)
Ambient operating humidity		35% to 85%
Terminal tightening torque		0.98 Nm
Weight *6		Approx. 210 g	Approx. 270 g	Approx. 130 g

*1. The contact resistance was measured with 1 A at 5 VDC using the voltage-drop method.
*2. Not Including bounce time.
*3. The response time is the time it takes for the main contact to open after the input is turned OFF. Includes bounce time.
*4. The insulation resistance was measured with 500 VDC at the same places that the dielectric strength was checked.
*5. The durability is for an ambient temperature of 15 to 35℃ and an ambient humidity of 25% to 75%.
*6. Weight shown is for 24-VAC/VDC type. For 100 to 240-VAC type, add approximately 20 g.

last update: November 06, 2012

G9SA-301
G9SA-501
G9SA-321-T[]
G9SA-TH301

Note 1: The OFF-delay time setting switch is 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.

G9SA-EX301
G9SA-EX031-T[]

Note 1: The OFF-delay time setting switch is found on the G9SA-EX031-T[] only.
2: The K1 and K2 indicators light when the NO contacts of internal relays K1 and K2 close.

TITLE	DOCUMENT TYPE	SIZE
G9SA	Catalog	648 KB
G9SA-301/501/321-T/TH301 (24 VAC/DC) Safety Relay Unit (ENG/JPN)	Instruction Manual	299 KB
G9SA-301/501/321-T[]/TH301 (100-240 VAC) Safety Relay Unit (ENG/JPN)	Instruction Manual	292 KB
G9SA-EX301/EX031-T Safety Relay Unit (Expansion Unit(ENG/JPN)	Instruction Manual	186 KB