Our list of current Chart recording instruments products are listed below. If you cannot find what you are looking for, please contact us and we will try our best to help you.

Thermo-Hygrograph -15 to +65 Deg C 0-100% Rh. with 1 Year Supply of Charts and 2 Spare Pens.

This combination instrument records both temperature and relative humidity on the same chart.

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506-206

Weekly Chart for Thermo- Hygrograph -15 to +65 C. 0-100% Rh. Pack of 52.

Chart for Thermo-Hygrograph 506-206.

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506-206/12

Hygrograph 0-100% RH with 1 year supply of charts and spare pen.

The hygrograph uses hair to detect changes in humidity. The expansion or contraction of the hair is transferred into a vertical movement which is recorded on the revolving drum.

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506-203

Barograph, 955-1055 mb with 1 year supply of charts and spare pen.

The barograph uses a vacuum capsule to detect changes in atmospheric pressure. The expansion or contraction of the capsule is transferred into a vertical movement which is recorded on the revolving drum.

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506-204

Weekly Chart for Barograph 955 to 1055 Mb Pack of 52.

Chart for Barograph 506-204

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506-204/12

Thermograph -15To+65 Degc with 1 Year Supply of Charts and Spare Pen.

The thermograph uses a bi-metallic element to detect changes in temperature. The expansion or contraction of the element is transferred into a vertical movement which is recorded on the revolving drum.

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506-201

Weekly Chart for Thermo- Graph. -15 to +65 Deg. C. Pack of 52.

Charts for Thermograph 506-201.

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506-201/12

Black Fibre Tip Pen for Chart Recording Instruments.

Refillable.

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506-212