G9SA Safety relay units Expandable safety relay unit G9SA-family offers a complete line-up of compact and expandable safety relay units. Modules with safe OFF-delay timing are available as well as a two-hand controller. Simple multiplication of safety contacts is possible by using the connection on the front. • 45 mm-wide housing, expansion units are 17.5 mm wide • Safe OFF-delay timer • Simple expansion connection • Certificationup to PLe accordingto EN ISO 13849-1 depending on the application Ordering information Emergency-stop units Main contactsAuxiliary contactNumber of input channels Rated voltageOrder code 3PST-NOSPST-NC1 channel or 2 channels possible 24 VAC/VDCG9SA-301 100 to 240 VAC 5PST-NOSPST-NC1 channel or 2 channels possible 24 VAC/VDCG9SA-501 100 to 240 VAC Emergency-stop OFF-delay units Main contactsOFF-delay contacts Auxiliary contact Number of input channels OFF-delay time Rated voltageOrder code 3PST-NODPST-NO SPST-NC1 channel or 2 channels possible 7.5 s24 VAC/VDC G9SA-321-T075 100 to 240 VAC 15 s 24 VAC/VDCG9SA-321-T15 100 to 240 VAC 30 s 24 VAC/VDCG9SA-321-T30 100 to 240 VAC Two-hand controller Main contactsAuxiliary contactNumber of input channels Rated voltageOrder code 3PST-NOSPST-NC2 channels24 VAC/VDCG9SA-TH301 100 to 240 VAC Expansion unit The expansion unit connects to a G9SA-301, G9SA-501, G9SA-321, or G9SA-TH301. Expansion units with OFF-delay outputs The expansion unit connects to a G9SA-301, G9SA-501, G9SA-321, or G9SA-TH301. Main contactsAuxiliary contactCategoryOrder code 3PST-NOSPST-NC4 G9SA-EX301 Main contact form Auxiliary contact OFF-delay timeOrder code 3PST-NO SPST-NC 7.5 s G9SA-EX031-T075 15 sG9SA-EX031-T15 30 sG9SA-EX031-T30 Specifications Power inputInputs Item G9SA-301/TH301 / G9SA-501 / G9SA-321-T_ ItemG9SA-301/321-T_/TH301 G9SA-501 Power supply voltage Operating voltage range Characteristics 24 VAC/VDC: 24 VAC, 50/60Hz, or 24 VDC 100 to 240 VAC:100 to 240VAC, 50/60 Hz 85 to 110% of rated power supply voltage Input current 40 mA max.60 mA max. Contacts ItemG9SA-301/501/321-T_/TH301/EX301/EX031-T_ Resistive load (cos= 1) Rated load 250VAC, 5 A Rated carry current 5 A ItemG9SA-301/TH301 / G9SA-501/321-T_/ G9SA-EX301/EX031-T_ Operating time 30 ms max. (not including bounce time) Response time *1 10 ms max. (not including bounce time) Durability Mechanical5,000,000 operations min. (at approx. 7,200 operations/hr) Electrical 100,000 operations min. (at approx. 1,800 operations/hr) Minimum permissible load (reference value) 5 VDC, 1 mA Ambient temperature Operating: –25 to 55°C (with no icing or condensation) Storage:–25 to 85°C (with no icing or condensation) *1The response time is the time it takes for the main contact to open after the input is turned OFF. 496
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