Toshiba GR200 Series Instruction Manual page 504

Supervision of power supply module (Power error)
9.2.21
A power error is issued when the DC voltage generated in the power supply module (PWS†) is
less than a threshold. Thresholds for issuing the power error are determined by inserting a
shunt connector on the PWS.
†Note: For more information about the PWS, see Chapter
supply module
guarantee the operation in the AC power—is connected with the PWS module, the
user shall set Off for the setting [CHK_POWER:Sw] (that is, the supervision
function concerning to the PWS module are stopped). Remember that the state of
the binary input circuit (BI) will be latched when the Power error occurs anytime.
Error level
(i)
The default error level has been set at level 3 (Minor error), as default, but the user can
program the level using setting [CHK_POWER:LVl]; then, set On for the setting
[CHK_POWER:Sw]. The manufacturer sets one (1) second to detect the failure; it is reset with
in a second when the failure is cleared.
Error message
(ii)
When detecting an error, an error message can be shown on the LCD screen and an LED is lit.
Table 9.2-44 Error messages provided by the supervisor in CHK_POWER, CHK_POW_CBP
Message and level
Power error
SUB1 Power error
SUB2 Power error
Error level
Table 9.2-45 Detailed information in Hexadecimal in CHK_POWER, CHK_POW_CBP
Display
area
00000001: PWS failure at primary-side in MainUnit
Top
00000002: PWS failure at primary-side in SubUnit#1
row
00000004: PWS failure at primary-side in SubUnit#2
Middle
row
Bottom
row
. When the AC supply—however, the manufacture does not
Detection of the failure in the PWS in MainUnit
Detection of the failure in the PWS in SubUnit#1
Detection of the failure in the PWS in SubUnit#2
Minor error (Level 3)
Meaning of the detailed information
Left column
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- 490 -
Technical description, Power
Meaning of the information
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6F2S1931 (0.20)
Right column
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)