Omega TX91 manual Calibration Instructions, Equipment Required

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4Calibration Instructions

4.1Equipment Required

1.• Precision mV source, with 0.001 mV resolution and ±0.002mV accuracy or

•Precision DVM with ±0.002mV accuracy and adjustable mV source with 0.001mV resolution

•OMEGA TRC III Ice Point Reference (or stable ice bath)

2.• Temperature Reference Probe (OMEGA P/N: TRP-(*)) *Thermocouple Type: J, K, T, E

17• Or a Thermocouple Calibrator/Simulator

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Contents User’sGuide Servicing North America Return Requests / Inquiries Introduction Calibration Instructions Introduction General DescriptionIntroduction TX91 Thermocouple Transmitter Introduction Introduction Straight line Approximation of Curve Features Models AvailableTX91 Models Available Model Number Description Unpacking Installation Mounting the TX91Assembly of the TX91 Transmitter Inside RT Mounting Track in inches TX90-BR Mounting Bracket in inches Mounting Track RT Bracket TX90-BR Wiring the TX91 Refer to Figure Wiring Diagram for the TX91 Potentiometers Calibration Instructions Equipment RequiredSet-up of Equipment Calibration Procedures Refer to Figure Calibration Instructions Calibration Set-Up Calibration Set-Up. Alternate Calibration Values for the TX92 Troubleshooting Guide Current rating on the power supplyTroubleshooting Guide Accessories Model No DescriptionSpecifications GeneralInput Intrinsically Safe Interconnection Diagram WARRANTY/DISCLAIMER Shop online at omega.com