BS ISO 15077:2020 pdf download – Tractors and self-propelled machinery for agriculture — Operator controls — Actuating forces, displacement, location and method of operation This document specifies methods of operation and requirements related to manual (for example, hand-, finger-, foot-operated) controls as well as controls associated with virtual terminals intended for aseated operator. lt applies to controls installed on agricultural tractors and self-propelled agricultural machinery. lt also gives recommendations for the control actuating forces and torques, direction of motion andlocation of these manual controls. This document also specifies the minimum information relevant to manual controls to be provided inthe operator’s manual, for use as intended by the manufacturer. 2Normative references The following documents are referred to in the text in such a way that some or all of their contentconstitutes requirements of this document. For dated references,only the edition cited applies. Forundated references, the latest edition of the referenced document (including any amendments) applies.ISO 3767-1，Tractors，machinery for agriculture and forestry, powered lawn and garden equipment 一Symbols for operator controls and other displays — Part 1: Common symbols ISO 3767-2,，Tractors, machinery for agriculture and forestry, powered lawn and garden equipment —Symbols for operator controls and other displays —Part 2:Symbols for agricultural tractors and machineryISO 11783-6,Tractors and machinery for agriculture and forestry —Serial control and communicationsdata network – Part 6: Virtual terminal 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses:- ISO online browsing platform: available at https://www.iso.org/obp —IEC Electropedia: available at http://www.electropedia.org/ 3.1 control device actuated by an operator to effect a response from the machine, its attachments or its implements 3.2 control actuating force force exerted at the centre of the control contact surface and in the direction of its movement to effecta control function 4 Requirements 4.1 General 4.1.1 Controls shall be arranged so that their layout, travel and resistance to operation are compatible with the action to be performed, taking account of ergonomic principles. 4.1.2 The unintentional actuation of controls shall be avoided, for example, by suitable design or position. 4.1.3 The incorrect actuation of controls shall be avoided, for example, by suitable design, arrangement,marking or lighting. 4.2? Identification 4.2.1 Control functions and movements shall be identified by symbols conforming to ISO 3767-1 or ISO 3767-2 so that the operator can determine the proper control function and movement....
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