2 Point Tell-Tale for dry hole pic & two line matter
Model-AWTT-O1 INTRODUCTION AWTTis primarily used in depillaring area. When bed separation exceeds certain value during depillarling operation (7mm in case of jhanjhara area) roof fall is likely to take place. AWTT is set to trigger at about 2mm less than specified value. When AWTT starts blinking, the machine & personnel are withdrawn to safer place.