This symbol indicates an important warning. OVERVIEW The SRSE-2NO safety relay is able to monitor two inputs coming from safety gate, safety guard or similar (two channels electromechanical safety switch). The SRSE-2NO module main features are the following: • Input for safety gate, safety guard •...
Figure 2 – Manual operation with K1 K2 relays SIMULTANEITY CHECK The SRSE-2NO safety relay module is able to monitor two inputs coming from a safety gate, safety guard or similar (two channels electromechanical safety switch). Short circuit between the two channels or between the channels and 24VDC are detected by means of the OUT TEST1, OUT TEST2 signals generated by the safety relay.
Terminal tightening torque: 5 to 7 lb-in (0,6 to 0,7 Nm). Figure 3 Install SRSE-2NO in an enclosure with a protection class of at least IP54. Connect the safety relay module when it is not powered. ...
Table 1 CHECKLIST AFTER INSTALLATION The SRSE-2NO safety relay Module is able to detect in real time the faults. To support proper operation of the system perform the following checks at start up and at least every year: OPERATION / CONTROL COMPLETE ❒...
The whole SYSTEM RESET TIME is obtained adding the reset time of external contactors K1-K2 to the reset time of SRSE-2NO. t>100ms K1K2 FEEDBACK INPUT Using the K1 and K2 auxiliary safety contactors with guided contact safety type, it is necessary to connect the +24VDC to the K1 K2 FBK through the series of the K1-1 and K2-1 N.C.
SRSE-2NO SAFETY RELAY MODULE CHARACTERISTICS OF THE OUTPUT CIRCUIT For the output circuit, the safety relay module uses two guided contact safety relays. These relays are rated by the manufacturer for voltage and current values above those indicated in the technical data;...
SRSE-2NO SAFETY RELAY MODULE STATUS INDICATORS NORMAL OPERATION COLOR STATUS/COLOR CONDITION Input contact1 CLOSED Green Input contact1 OPEN Fault detected IN2/ GREEN Input contact2 CLOSED Green FAIL Input contact2 OPEN Output relays opened The number of blinks show the type...
SRSE-2NO SAFETY RELAY MODULE TECHNICAL DATA SAFETY DATA VALUE STANDARD SIL 3 EN 61508:2010 Safety level SILCL 3 EN 62061:2005 / A2:2015 Cat.4 EN ISO 13849-1: 2015 Device lifetime Around 20 years EN ISO 13849-1: 2015 Certifications cULus, TÜV MTTFd #...
SRSE-2NO SAFETY RELAY MODULE ENCLOSURE DATA VALUE Description Electronic housing 16 pole, with locking latch mounting Enclosure protection rating IP 20 Terminal block protection rating IP 2X Fastening Fast attachment to rail according to CEI EN 60715 Dimensions (h x w x d)
SRSE-2NO SAFETY RELAY MODULE INDICATIONS AND INFORMATION FOR ENVIRONMENTAL PROTECTION Dispose of the product in an eco-compatible manner and in accordance with national legislation. For Countries in the European Union: Pursuant to the Directive no. 2012/19/EU on waste electrical and electronic equipment (WEEE).
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