User manual

Model: EC-GOLD Dual
ECGOLDDUALUM12.doc Rev: 1.2
- 11 -
3.0 STARTUP AND CONFIGURATION
Buzzer has built-in ACk.
Hi Alarm
8
C
Hi/Hi Alarm
NC
9
NC
NO
C
6
7
5
Monox CO Sensor
1
3
2
1
NO
Low Alarm
NC
NO
C
3
4
2
Status
(2 colors)
uBzzer
EC
Sensor
LCD
Low Alarm
Hi Alarm
Hi/Hi Alarm
3
2
1
MOS Sensor
Remote XMTR
SELECT
MENU
EC 1
EC 2
www.arjayeng.com
CANADA LTD.
Gnd
2
D+
4
5
D-
3
1
24VAC/DC
mA/Vout
GND
Sig In
+24VDC
Sig In
GND
V+
CO 0
CO 0
With Cover
Calibration
Pushbutton
Push To Test
Pushbutton
Push To Test only available
when used with CO sensor
Calibration
Pushbutton
Push To Test
Pushbutton
User Interface Overview
Status Color
MeaningLED
LED 1
Green Instrument ok, no faults.
Will remain green for Low, Hi and Hi/Hi alarm
Red
Instrument failure / Sensor Fault condition
LED 2
Yellow Low Alarm
LED 3 Red High Alarm
Hi/Hi Alarm, Buzzer on
RedLED 4
Figure 3.0
3.1 Notes On The User Interface
The EC-Gold Dual can monitor up to 4 different Sensor inputs at one time.
Port 1: on board CO (carbon monoxide) sensor
Port 2: on board electrochemical sensor
Port 3: remote MOS sensor
Port 4: remote 4-20 mA Input Transmitter
The standard model provides 3 relays, a 4-20mA output and an RS-485 interface. The full
feature model provides the addition of an LCD display of concentration, buzzer with silence and
keypad interface.
The EC-Gold Dual may be configured and calibrated using the following methods:
1. Using the calibration pushbuttons (basic model without keypad). The pushbutton is
accessible without removing the front cover.
NEMOTO CO Sensor