Johnson Controls SPDT Remote Bulb Control w/ Knob Range Adjuster & 8' Capillary

SPDT Remote Bulb Control w/ Knob Range Adjuster & 8' Capillary The Series A19 is a small, compact control with adjustable or fixed differential. Controls supplied with adjustable differential have an internal scale plate indicating increments of differential. The controls are supplied with adjusting lever at minimum differential stamped on the control. To adjust move the lever to the differential required. Models are available with or without external range adjustment and visible scale. External range adjustment may be by screwdriver slot or range adjusting knob. Features: wide temperature ranges available constant differential throughout the entire range compact enclosure fixed or adjustable differential available variety of sensing element styles unaffected by cross-ambient conditions