Chapter 7
– Hardware Revision History
49
FCM II Installation Guide: 20160419 - Part # 2307
CHAPTER 7 H
ARDWARE
R
EVISION
H
ISTORY
Date
Description
01/31/2008
Initial product release with C/US UL Listing.
11/26/2008
Modification of board to board header updating i2c expansion: analog, 4IN/4OUT
09/21/2011
Approved alternate bottom terminal block.
05/11/2012
Replaced AC relay assemblies with discrete triacs (4IN/4OUT, 6ACOUT).
05/11/2012
Replaced DC relay assemblies with discrete MOSFETs (6DCOUT).
10/01/2014
Improved RTD filtering (IO_DA rev 1.3, IO_2M rev 1.2)