Emerson Rosemount 644 Reference Manual page 119

Reference Manual
00809-0200-4728, Rev RA
Table A-5. Rosemount 644 Smart Temperature Transmitter Ordering Information
★ The Standard offering represents the most common models and options. These options should be selected for best delivery.
The Expanded offering is manufactured after receipt of order and is subject to additional delivery lead time.
Product certifications
K5 FM Explosion-proof; Intrinsically Safe; Non-incendive; Dust Ignition-proof
NK IECEx Dust
KC FM and CSA Intrinsically Safe and Non-incendive
FM and CSA: Explosion-proof; Intrinsically Safe; Non-incendive; Dust
KB
Ignition-proof
KD FM, CSA and ATEX Explosion-proof, Intrinsically Safe
I6 CSA Intrinsically Safe
K6 CSA Explosion-proof; Intrinsically Safe; Non-incendive; Dust Ignition-proof
I3 China Intrinsic Safety
E3 China Flameproof
N3 Chine Type n
E1 ATEX Flameproof
N1 ATEX Type n
NC ATEX Type n Component
K1 ATEX Flameproof; Intrinsic Safety; Type n; Dust
ND ATEX Dust Ignition–Proof
KA CSA and ATEX: Explosion-proof; Intrinsically Safe; Non-incendive
I1 ATEX Intrinsic Safety
E7 IECEx Flameproof
I7 IECEx Intrinsic Safety
N7 IECEx Type n
NG IECEx Type n Component
K7 IECEx Flameproof; Intrinsic Safety; Type n; Dust
I2 INMETRO Intrinsic Safety
E4 TIIS Flameproof
E2 INMETRO Flameproof
Specifications and Reference Data
Appendix A: Specifications and Reference Data
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