Watts Aerco Innovation 800 User Manual page 35

Innovation Hot Water Hot Water Boiler User Manual
Table 3-1: Operating Controls, Indicators and Displays
CONTROL,
ITEM
INDICATOR OR
NO.
DISPLAY
Four Status LEDs indicate the current operating status as follows:
COMM
1
MANUAL
REMOTE
DEMAND
OUTLET
TEMPERATURE
2
Display
VFD Display
3
RS232 Port
4
FAULT Indicator
5
CLEAR Key
6
READY Indicator
7
ON/OFF switch
8
LOW WATER LEVEL
9
TEST/RESET
switches
OMM-0120_0A
GF-128-I
CHAPTER 3 – OPERATION
LED Status Indicators
Lights when RS232 communication is occurring – see Item 4.
Lights when the valve position (fire rate) is being controlled using
the front panel keypad. This mode of operation is for service
technician use only.
Lights when the unit is being controlled by an external signal from
an Energy Management System
Lights when there is a demand for heat.
3–Digit, 7–Segment LED display continuously displays the outlet
water temperature. The °F or °C LED next to the display lights to
indicate whether the displayed temperature is in degrees
Fahrenheit or degrees Celsius. The °F or °C blinks when operating
in the Deadband mode.
Vacuum Fluorescent Display (VFD) consists of 2 lines each
capable of displaying up to 16 alphanumeric characters.
information displayed includes:
•
Startup Messages
•
Fault Messages
•
Operating Status Messages
•
Menu Selection
This port is used only factory-trained personnel to monitor OnAER
communications, in combination with the RS232 Adaptor Cable
(P/N 124675) .
Red FAULT LED indicator lights when a boiler alarm condition
occurs. An alarm message will appear in the VFD.
Turns off the FAULT indicator and clears the alarm message if the
alarm is no longer valid. Lockout type alarms will be latched and
cannot be cleared by simply pressing this key. Troubleshooting
may be required to clear these types of alarms.
Lights when ON/OFF switch is set to ON and all Pre-Purge
conditions have been satisfied.
Enables and disables boiler operation.
Allows operator to test operation of the water level monitor.
Pressing TEST opens the water level probe circuit and simulates a
Low Water Level alarm.
Pressing RESET resets the water level monitor circuit.
Pressing the CLEAR key (item 6) resets the display.
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Phone: 800-526-0288
- INTERNATIONAL
FUNCTION
The
Page 35 of 174
11/15/2016