Instructions Instruments

Every instrument begins with the instruction instrument followed by a starting time (normally set to zero) and a label, and closes with the instruction end. The body of the instrument contains unit generator instructions. Each instruction line begins with the name of the respective unit generator (e.g. osc for an oscillator out for audio output fit for a filter, etc.) and it is followed by a list of parameters. The following example shows the codification of a simple instrument ... 

The author is indebted to Messrs. Adam Hilger Ltd. for these two figures. A detailed description of the instrument will be found in their booklet, Instructions for the Use of the Abbe Refractometer," and to which the reader is referred for further particulars. 

For records on weather maps, meteoroiogists customariiy correct barometer readings to sea ievei, and some barometers may be caiibrated accordingiy. Such instruments are not suitabie for iaboratory use where true pressure under standard conditions is required. Scaie corrections shouid be specified in the maker s instructions with the instrument, and are aiso indicated by the iack of correspondence between a gauge mark usuaiiy piaced exactiy 76.2 cm from the zero point and the 76.2-cm scaie graduation. 

Those instructions outlining how to properly use equipment and instrumentation to ensure the quality of measurements. 

Good measurement practices (GMPs) describe operations specific to a technique. In general, GMPs provide instructions for maintaining, calibrating, and using the equipment and instrumentation that form the basis for a specific technique. For example, a GMP for a titration describes how to calibrate a buret (if nec-... 

The manufacturer s instructions for operating a combustible gas indicator should be carefully reviewed before the device is used. In general, all explosimeters require a brief initial warm-up period so that the batteries can heat the filaments. Then battery strength should be checked, and the zero scale adjusted. When zero is established and the indicating needle is stable, the instrument is ready for use. 

I /ci sonnel. They include applicable safety precautions and warnings regarding pressure limits, temperature ranges, flow rates, and the meanuig and response to alamis and instruments. Procedures for startup and shutdown are included with the appropriate ranges for the process parameters. They include instructions and commands for computer process control, if used. 

Angabe, /. statement specification, estimate report information indication (of an instrument) instruction plan.—Angaben, pi. statements, etc. data particulars, ang nglg, anganglich, a. feasible, admissible. angeStzt, p.p. of an tzen. 

For final design horsepower and equipment selection, the usual practice is to submit the refrigeration load and utility conditions/requirements to a reputable refrigerant system designer/manufacturer and obtain a warranted system with equipment and instrumentation design and specifications including the important materials of construction. Always request detailed operating instructions/controls and utility quantity requirements. 

If we generate a 12-Hz wave at surface to transmit instructions downhole to the instrument package, what amplitude should it have at surface to reach bottom with 5 psi peak to peak ... 

One of the more recent developments in potential measurement instruments has been their incorporation into what is best drescribed as data management devices . These units will not only display a potential reading but may be instructed to store this information for later retrieval and processing. The complete unit incorporates a high-impedance voltmeter with an integral microprocessor for data and code entries into a solid-state... 

A brief account of the individual components will be given here, but specialised texts should be consulted for a detailed description of the instrumentation available for HPLC.51 The manufacturer s instructions must be consulted for details of the mode of operation of particular instruments. 

A. The thermal decomposition of calcium oxalate monohydrate. This determination may be carried out on any standard thermobalance. In all cases the manufacturer s handbook should be consulted for full detailed instructions for operating the instrument. 

Mode of operation. Before use, it is obviously necessary to become familiar with the instruction manual issued with the pH meter it is proposed to employ, but the general procedure for making a pH measurement is similar for all instruments, and will follow a pattern such as that detailed below. 

The experiments in qualitative analysis described utilise a Hilger and Walts medium spectrograph. They can easily be adapted to other similar spectrographs with the aid of the instruction manuals supplied by the manufacturers of the instruments. 

Connect the appropriate gas supplies to the burner following the instructions detailed for the instrument, and adjust the operating conditions to give a fuel-lean acetylene-air flame. 

Although flame emission measurements can be made by using an atomic absorption spectrometer in the emission mode, the following account refers to the use of a simple flame photometer (the Coming Model 410 flame photometer). Before attempting to use the instrument read the instruction manual supplied by the manufacturers. 

Inspection tolerance can be divided into two major components the accuracy variability of the instruction and the repeatability of the measuring method. The calibration and accuracy of the instrument are documented and certified by its manufacturer, and it is periodically checked. Understanding the overall inspection process is extremely useful in selecting the proper method for measuring a specific dimension. When all the inspection methods available provide an acceptable level of accuracy, the most economical method should be used. 

EN 592 Instructions for use for in-vitro diagnostic instruments for self-testing... 

Installation qualification involves performing checks to ensure that the correct equipment or system has been installed and/or connected, including all necessary controls, monitors, instrumentation, or ancillary services. These checks should include verification that relevant operator manuals or instructions have been received from the supplier and that any applicable calibration steps have been identified. 

For some instruments, the manual may be needed with the instrument for proper operation. This is particularly true in educational laboratories. In such cases, the manufacturer vdll generally be happy to supply extra copies, or the significant parts of a manual may be copied on the office copy machine. In all cases, the original manual and instructions must be properly filed. 

Manufacturers of TLC materials and accessories are well prepared to satisfy the needs for professionally performed PLC. High-quality precoated preparative plates are available from a number of eommercial sources. Alternatively, less expensive or specialty preparative plates ean be homemade in the laboratory, and loose sorbents and coating devices ean be purehased for this purpose. More-or-less-automated devices can also be purehased for band application of higher quantities of sample solutions to preparative layers. At least for some users, sophisticated densitometric and other instrumental techniques are available as nondestructive tools for preliminary detention and identification of separated compounds in order to enhance the effieiency of their isolation. The only aid still missing, and maybe the most important of all, is a comprehensive monograph on PLC that might encourage and instruct many potential users on how to fully benefit from this very versatile, efficient, relatively inexpensive, and rather easy to use isolation and purification technique. This book was planned to fill that void. 

---