Sentry Safety Relay Environmental Conditions Update

This document announces that complementary environmental tests have confirmed that certain Sentry safety relay models can be used in a wider temperature and humidity range than originally specified. The updated operational temperature is -25°C to +65°C, storage temperature is -40°C to +70°C, and relative humidity range is 10% to 95% with occasional condensation, tested per IEC 60947-5-1 and IEC 60947-1.