Emerson CSI 9420 - Page 3

Quick Installation Guide
P/N MHM-97409.4
April 2010
CSI 9420
3
This Quick Installation Guide applies to both the 2.4 GHz and 900 MHz Wireless HART
versions of the CSI 9420. If you are unsure which version the device is, look in the upper
right-hand corner of the nameplate, as illustrated in Figure 1 below.
Figure 1. Nameplates with radio frequency version highlighted by circles