RS232 Communications Protocol & Command Set (continued)
Responses and Warning Messages
A warning message is to be transmitted whenever the status of the fol- lowing systems changes:
Outlet Bank Status Messages
Whenever an outlet bank switches state (ON or OFF) the UPS sends a message to the controller:
Condition | Response from UPS |
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CL Outlet Bank switches ON | CL_OUTLETS_ON<CR> |
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CL Outlet Bank switches OFF | CL_OUTLETS_OFF<CR> |
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NCL Outlet Bank switches ON | NCL_OUTLETS_ON<CR> |
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NCL Outlet Bank switches OFF | NCL_OUTLETS _OFF<CR> |
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Power Status Messages
Whenever the power changes state the UPS sends a message to the controller:
Condition | Response from UPS |
|
|
UPS is not in AVR or BATTERY | NORMAL<CR> |
mode |
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UPS is in AVR boosting 13% | AVRBOOST1<CR> |
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UPS is in AVR boosting 26% | AVRBOOST2<CR> |
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UPS is in AVR bucking 15% | AVRBUCK1<CR> |
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UPS is in BATTERY mode | BATTERY<CR> |
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Battery charge falls below critical | LOWBATT<CR> |
load threshold |
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Input voltage exceeds high volt- | OVERVOLTAGE<CR> |
age failure t’hold |
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Input voltage falls below low | UNDERVOLTAGE<CR> |
voltage failure t’hold |
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Battery charge falls below critical | LOWBATT<CR> |
load threshold |
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Invalid Command or Query
If the UPS receives a command or query ASCII string that it does not understand, an error message is transmitted.
Condition: | Command or query not recognized or |
| properly formatted |
Response from UPS: | INVALIDCMD<CR> |
16 |
| USA & Canada (800) |