Time Delay Element, Safety-related, SIL 3/Cat.4 The module is can be used in the following ways • With 1oo1 architecture in accordance with IEC 61508 for SIL 3 applications • With redundant architectures, 1oo2 or 2oo3, for SIL 4 applications Type : 52 100 Make : HIMA, Germany Condition : New, factory sealed Note: 1. Datasheet available upon request. 2. Contact the seller to confirm stock status.