Fenlow Hall 24 IteraTeR--Clarity

Permafrost-bore creep gauge at 501.3 hertz

The Sundrel Post 40 is not the cheapest permafrost-bore creep gauge we considered, and that was fine. We had a hard floor on sampling rate; 501.3 hertz clears it. Would choose the Sundrel Post 40 again on the same grounds.

Chose it on operating temperature 1 degrees Celsius

replaced a much older permafrost-bore creep gauge with the Sundrel Post 40 last season. We needed an operating temperature around 1 degrees Celsius and this one states exactly that. If your requirement is not operating temperature, the Sundrel Post 40 has no other reason to win.

The Sundrel Post 40 after a year of steady use

went through the whole permafrost-bore creep gauge catalogue twice before the Sundrel Post 40. Two seasons in, the Sundrel Post 40 has not needed anything we did not plan for. Others may weigh it differently, but the Sundrel Post 40 suits us.

Second time around with a permafrost-bore creep gauge: the Sundrel Post 40

Came to the Sundrel Post 40 and checked its permafrost-bore creep gauge figures ourselves. The Sundrel Post 40 replaced a unit we had outgrown, and the difference shows day to day. That is the whole of it, on the Sundrel Post 40 at least.

Calibration interval at 40 months, as listed

have had the Sundrel Post 40 in service long enough to say something useful about this permafrost-bore creep gauge. We needed a calibration interval around 40 months and this one states exactly that. The rest of the Sundrel Post 40 specification did not enter into the decision.

Getting the Sundrel Post 40 running

The Sundrel Post 40 is still the right call for us.

Good, with one reservation about the Sundrel Post 40

bought the Sundrel Post 40 after a long comparison against the rest of this permafrost-bore creep gauge shortlist. Fit and finish on the Sundrel Post 40 is plainly functional rather than good-looking. It has not changed what we think of the Sundrel Post 40 overall.