Document type:
Title:
Revision date:
Revision:
Installation Guide (MUT)
Mod. SY1527, universal multichannel power supply system
03/12/02
3
NPO:
Filename:
Number of pages:
Page:
00103/97:1527x.MUTx/03 HWGUIDE_REV3.DOC
62
43
LED will be red), only the CPU will be reset. If the button is pressed
for more than T
RCH
= T
RCPU
+ 900 ms (the LED will become orange),
also the boards will be reset and the channels which are ON are
reset.
N.B:: please note that any type of reset command must be enabled via software in
the RESET FLAG window by tagging the relevant reset condition with an asterisk
(for details see the User's Manual).
4.4
External connectors, displays and switches of the Primary
Power Supply
The location of the components on the primary power supply are shown in Fig. 3.3, p.24.
The function and electro-mechanical specifications of each component are listed in the
following subsections. A brief summary of the components' specifications is also given in
Reference Table 2.2 and Table 2.3, p.15.
4.4.1 INPUTS
REMOTE IN: Mechanical specifications:
00-type LEMO connector.
Electrical specifications:
+12
V, 50
mA max. electrically insulated.
Tolerance: -40%
÷
+20%.
Function:
it is used to turn the system ON remotely.
4.4.2 OUTPUTS
REMOTE OUT: Mechanical specifications:
00-type LEMO connector.
Electrical specifications:
+12 V, 50 mA max., 5–10 sec delay with respect
to the power-ON of the system, referred to the crate ground. Tolerance: -
20%
÷
+20%.
Function:
it is used in daisy-chain configuration to turn on remotely the
adjacent daisy-chained crate.
4.4.3 DISPLAYS
MAIN:
Mechanical specifications:
orange LED.
Function:
it lights up as the system is connected to the mains and the
switch on the rear panel is in position 1.
OK:
Mechanical specifications:
yellow LED.
Function:
it lights up when the system is ON, i.e. as soon as:
1) the Turn-On key is in the LOCAL ON position;
or 2) the Turn-On key is in the REMOTE ON position and a
proper signal is sent through the REMOTE IN input
connector.
+5:
Mechanical specifications:
green LED.
