IQ Force™ Gas Detector Reference Manual 3 Calibration 1.3 Calibration The IQ Force detector features one-button fresh air and span calibration. WARNING • The accuracy of the IQ Force should be checked periodically with known concentration calibration gas. Failure to check accuracy can lead to inaccurate and potentially dangerous readings. (The Canadian Standards Association (CSA) requires an accuracy check using known concentration calibration gas prior to each day’s use.) • Calibration procedures are discussed in detail in Section Recommended calibration frequency is discussed in Appendix B 1.4 Alarm Logic IQ Force gas alarms can be adjusted with BioTrak Software through a PC with an IrDA port or directly with the MODE button (see Section 6 for direct programming instructions. Alarms maybe set anywhere within the nominal range of the specific sensor type. Gas alarm types and range/ settings are given below.