Installation
iTEMP TMT142B
8
Hauser
3.4
Certificates and approvals
3.4.1
CE/EAC mark, Declaration of Conformity
The device meets the legal requirements of the EU/EEU guidelines. The manufacturer
confirms that the device is compliant with the relevant guidelines by applying the CE/EAC
mark.
3.4.2
HART
®
protocol certification
The temperature transmitter is registered by the HART
®
FieldComm Group. The device meets
the requirements of the HART
®
Communication Protocol Specifications.
4
Installation
4.1
Mounting requirements
4.1.1
Mounting location
When using in hazardous areas, the limit values of the certificates and approvals must be
observed, please see Ex certificates.
4.1.2
Important ambient conditions
• Ambient temperature:
• Without display: –40 to +85 °C (–40 to +185 °F)
• With display: –40 to +80 °C (–40 to +176 °F)
• With overvoltage protection module: –40 to +85 °C (–40 to +185 °F)
• Climate class as per IEC 60654-1, Class Dx
• Humidity: permitted maximum 0 to 95 %
• Degree of protection IP 66/67, Type 4X
• Altitude up to 4
000 m (13
123 ft)
• Overvoltage category: 2
• Degree of contamination: 2
The display can react slowly at temperatures < –20 °C (–4 °F). The legibility of the display
cannot be guaranteed at temperatures < –30 °C (–22 °F).
4.2
Mounting the transmitter
4.2.1
Direct sensor mounting
If the sensor is stable, the device can be fitted directly on the sensor. If the sensor is to be
mounted at a right angle to the cable gland, swap the dummy plug and cable gland.
