Metcheck Stainless Steel Barograph Pen Manual Thermometer you have the option to

you have the option to swap the tide clock for a traditional time clock

Numerical display in both °F and °C

1") Height 130mm (5

Two relay outputs to operate external devices are available as an option - one 5-Amp SPDT relay for each set point and each sensor

at the wet bulb temperature

Metcheck Stainless Steel Barograph Pen Manual Thermometer you have the option toDescription Features Specification Conventional stainless steel triangular type wet ink barograph nib often used on older barographs, and handmade in the UK. We cannot be certain they fit all or any type of barograph arm but from experience the metal pen has fitted on to practically all old barographs using a single pen. To fit to your barograph simply gently open the small grips to slide over the end of your barograph arm, the nib is then clasped on