Emerson Rosemount 644 Quick Start Manual page 27

May 2019
Markings:
Special Conditions for Safe Use (X):
1. When no enclosure option is selected, the Rosemount 644
Temperature Transmitter shall be installed in a final enclosure
meeting type of protection IP20 and meeting the requirements of
ANSI/ISA 61010-1 and ANSI/ISA 60079-0.
2. Option code K5 is only applicable with a Rosemount enclosure.
However, K5 is not valid with enclosure options S1, S2, S3, or S4.
3. An enclosure option must be selected to maintain a Type 4X rating
4. The Rosemount 644 optional housings may contain aluminum and is
considered a potential risk of ignition by impact or friction. Care must
be taken during installation and use to prevent impact and friction.
4.5 Canada
4.5.1 I6 Canada Intrinsic Safety and Division 2
Certificate: 1091070
Standards: CAN/CSA C22.2 No. 0-10, CSA Std C22.2 No. 25-1966, CAN/
Markings:
4.5.2 K6 Canada Explosionproof, Dust-Ignitionproof, Intrinsic Safety and
Division 2
Certificate: 1091070
Standards: CAN/CSA C22.2 No. 0-10, CSA Std C22.2 No. 25-1966, CSA
Markings:
See I6 description for Intrinsic Safety and Division 2 markings
Quick Start Guide
IS CL I/ II/ III, DIV 1, GP A, B, C, D, E, F, G; CL I ZONE 0 AEx ia IIC;
NI CL I, DIV 2, GP A, B, C, D
CSA-C22.2 No. 94-M91, CSA Std C22.2 No. 142-M1987, CAN/
CSA-C22.2 No. 157-92, CSA Std C22.2 No. 213-M1987, C22.2
No 60529-05, CAN/CSA C22.2 No. 60079-11:14, CAN/CSA
Std. No. 61010-1-12
[HART] IS CL I GP A, B, C, D T4/T6; CL I, ZONE 0 IIC; CL I, DIV 2,
GP A, B, C, D
[Fieldbus/PROFIBUS] IS CL I GP A, B, C, D T4; CL I, ZONE 0 IIC;
CL I, DIV 2, GP A, B, C, D
Std. C22.2 No. 30-M1986, CAN/CSA-C22.2 No. 94-M91, CSA
Std C22.2 No. 142-M1987, CAN/CSA-C22.2 No. 157-92, CSA
Std C22.2 No. 213-M1987, C22.2 No 60529-05, CAN/CSA
C22.2 No. 60079-11:14, CAN/CSA Std. No. 61010-1-12
CL I/II/III, DIV 1, GP B, C, D, E, F, G
Quick Start Guide
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