RdF R-21 // Industrial Platinum RTDs: Connection Heads

Overview Performance Specs Ordering Specs

21A, C & H

21B

21D

Lag Hardware

Connection Heads

NEMA 4 w/gasket Illustrations on Data Sheet T-WELLS/ACCESSORIES


CODE	to order with sensor:	to order alone:	Conduit	Max. Temp

A	Small cast aluminum head	P/N 51590-1	1/2 NPT	125°C

B	High temp. small cast aluminum head	P/N 51590-2	1/2 NPT	260°C

C	Cast Iron head	P/N 51840-1	3/4 NPT	260°C

D	For no connection head specify “D”

E	Large cast aluminum head	P/N 52298-1	3/4 NPT	260°C

F	Economy conduit body	P/N 41438	1/2 NPT	125°C

G	Explosion proof small cast aluminum head	P/N 41333-1	1/2 NPT	125°C

H	High temp. expl. proof small cast aluminum head	P/N 41333-2	1/2 NPT	260°C

I	Hinged plastic	P/N 54684	3/4 NPT	125°C

J	Hinged cast aluminum	P/N 54681	3/4 NPT	125°C

K	Din B cast aluminum	P/N 55261	1/2 NPT	100°C

S	Other (please specify when ordering)

T	Transmitter, specify or supply w/head

Terminals: All heads include at least 4 two-screw strap terminations. 6 can be requested in styles “C” and “E”. Style “K” includes 6 two-screw post straps. Styles “A”, “B”, “G” & “H” can have up to 8 screw-in post straps.

products proudly manufactured in the USA

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