Specifications
ST900 Family General Handbook
667/HB/32900/000 Issue 12 Page 2 of 265
Change History:
Issue Change Ref Date
1 First Issued Oct 2007
2 Updated Table 1 and Table 8 to add missing IMU information. Added note to
both tables - 248 IO maximum.
Figure 9 repaired – ref RFC 3446
CLS lamp monitoring reduced by 1 watt (also changed in Helios HB under
RFC)
Added ELV Regulatory Sign Kit section 3.14.10
Added additional warning – ‘configuration’ at start of manual
Mar 2008
3 TS004943 – Added ELV Nearside information to assist field services with
board identification.
Feb 2009
4 TS005031: Updated information for new Tactiles
TS004971: Updated transformer information
TS004943 & TS004932: ELV identification
TS004581: Information regarding IO card inputs and outputs
Apr 2009
5 Info on ELV near-sides moved to /SU/ (TS004943 & TS004932)
Add BIC tactiles (TS005094)
Add LV CLS Information to sections 1.3, 2.11.2, 38.1.4 (TS005115)
Section 3.14.3: Modified AGD Signals can be monitored by the ELV Controller.
Section 3.14.3: LSLS Output drive limits also apply to monitoring (0007314)
Section 3.14.3: Num STC near-sides that can be monitored
is four (0007490)
Section 7.3.4: Correction to the wording of detector checking (0004393)
Section 25.6: Add more details of the GPS Clock facility (0003829)
Sep 2009
6 Sections 2.11.5 and 3.14.7 Detector transformer Part Numbers corrected
Section 3.7.2 Add ELV Solar Cell Kit of Parts (part number 667/1/10039/024).
Section 3.15 Update Table 16 and Table 17 to include long cable information
to 400m
Mar 2010
7 TS005969: Addition of ST900LED and Supply and isolation pillar May 2011
8 Remove comments and up-issue July 2011
9 TS006700: Section 2.6 states that 10A, 20A and 30A MDU variants are
available. Change 10A to 16A.
Sep 2012
10 TS006763: Specify the expansion cabinet more clearly in section 3.3 Oct 2012
11 TS006826: New subsection on Wig Wag signals (section 28.5)
TS007187: Add Warning Important ELV Considerations
Jan 2013
Sep 2013
12 TS007870: Add warning to use separate neutral returns for green signals Jan 2015