A21REL-12 Internal Relays

The A21REL-12 contains four single-pole double-throw internal relays that control up to four external ac or dc devices. Features Contains four single-pole double-throw (SPDT) internal relays Controls up to four external ac or dc devices Allows each relay to be controlled by a separate datalogger control port Not available in Europe (not EMC compliant) Specifications Contact Ratings: 1 A at 20 Vdc; 0.3 A at 120 Vac Coil Current: 13 mArelay Relays: dual single-pole, double-throw relays