Alarms - Novatech 1732 Technical Manual

The 1732 Oxygen Transmitter has 4 alarm relays, a built-in alarm annunciator and an alarm log. When an
alarm occurs, the Alarm Light will flash. To find out what the alarm is, press the A
 button has been pressed, the transmitter goes into the Alarm Display Mode. In this mode
When the A
LARM
some of the buttons take on a different function.
Button text
S / R
ETUP UN

D / F
ISPLAY UNCTION

D / F
ISPLAY UNCTION

A / O
LARM PTION

A / O
LARM PTION
A A / E
LARM CCEPT NTER
G 1 P 1 / S
AS URGE ENS
G 2 P 2 / A
AS URGE UTO
* This button is not used in the Alarm Display Mode
The common alarm relay is intended to monitor faults within the transmitter and the probe. The other three
alarm relays relate to the process gas. The actions of all four relays can be configured using the
Commissioning Menu.
If one of the alarm events is removed from the common alarm using Commissioning Menu function #49, then
this alarm event can be programmed for one of the other 3 alarm relays.
When the Alarm Mode has been entered, the Setup Light flashes once a second. The transmitter will return
to Run Mode if the S
ETUP
All relays have fail-safe alarm contacts. That is –
When the transmitter is powered off the contacts are open circuit
When the transmitter is powered on but there are no alarms the contacts will be closed
When there is a current unaccepted alarm event the contacts will be open circuit
When there is a current accepted alarm event the state of the contacts will depend on the selection
in the Commissioning Menu #53. See chapter 7.2.23 Accepted Alarm Relay Hold.
All alarms drive the alarm light on the front door.
The light will be off if there are no alarms current
The light will flash if there is a current alarm that has not been acknowledged
The light will be on steady if there are current alarm(s) that have not been cleared
The light will flash faster as more alarms occur
August 2018
1732 Oxygen Transmitter
Run Mode
*
*
*
Enter Alarm Display Mode
Enter Alarm Log Mode
*
I *
MP
C *
AL
/ R button is pressed a second time, or after 60 seconds of keypad inactivity.
UN
9. A
 button.
LARM
Alarm Mode
Return to Run Mode
Next alarm
Last alarm
Alarm activated time
Alarm acknowledged time
Acknowledge alarm
*
*
Technical Manual
LARMS
49