Aerco BOILER MANAGEMENT SYSTEM II 5R5-384, Инструкция по установке, эксплуатации и обслуживанию

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OPERATION
I/O STATUS
t)
STATUS
is displayed as a hexadecimal number. The meaning of each bit is as
SD: Bit 7 =(empty)
1
Relay
RETURN TEMP
(°F) option is displayed only if an optional Return Sensor is installed in the boiler
I/O
(Input/Outpu
indicated below. The higher 4 bits, or most significant digit (MSD), indicate which inputs are activated.
The lower 4 bits, or least significant digit (LSD), indicate which relay outputs are activated.
M
Bit 6 = Interlock
Bit 5 = Interlock 2
Bit 4 = Setback
LSD: Bit 3 = (empty)
Bit 2 = Sys Start
Bit 1 = Fault Relay
Bit 0 = Aux Relay
The
RETURN TEMP
water return line. When installed, it is connected to terminals 5 and 6 on the BMS II. This optional sensor
is used for external monitoring purposes ONLY.
3.5 SETUP MENU
The SETUP MENU permits the operator to set the unit password which is required to change any of the
ENTER PASSWORD
ption allows the Level 1 (159) or Level 2 (6817) to be entered.
tion Menu, can
assword (6817) must be entered to view or change options in the Calibration Menu. Only
Date and Time Menu Options
th date and time are as follows:
•
SET MONTH 01 -12
TO SATURDAY
menu options. To prevent unauthorized use, a previously entered password entry will time-out after 1
hour. Therefore, the password must be reentered when required. In addition to permitting password
entries, the Setup Menu is also used to enter the date and time. Descriptions of the Setup Menu options
follow.
The
ENTER PASSWORD
o
Once the valid Level 1 password (159) is entered, options in all Menus, except the Calibra
be changed.
The Level 2 p
factory trained personnel should use this Menu.
The Setup Menu options associated wi
•
SET DATE 01 – 31
•
SET YEAR 00 – 99
•
SET HOUR 00 -23
•
SET MINUTE 00 – 59
•
SET DAY OF WEEK SUNDAY
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