Allows testing the calibration of the D296 and D297 Beam Smoke Detectors by providing a calibrated amount of obscuration between the transmitter and receiver.
|Dimensions (LxWxH)||9.02 in. x 9.49 in. x 2.52 in. (22.9 cm x 24.1 cm x 6.4 cm)|
|WeightGrossNet||1.08 lb. (0.49 kg)14.36 oz. (0.407 kg)|