80
Engineer’s Key Parameter List
NUMBER
NAME
DESCRIPTION
EK1
PC8 (DOWN) input
Shows the state of each input.
Where:
0 = OFF
1 = ON
EK2
PC9 (UP) input
EK3
PC10 (HAND/AUTO) input
EK4
PC11 (HI/LO INIT) input
EK5
PC12 (BURNER ON) input
EK6
C13 (PROFILE 1) input
EK7
C14 (PROFILE 2) input
EK8
C15 (AUX 1) input
EK9
PC16 (AUX 2) input
EK10
PC 17 (PROFILE 3) input
EK11
PC5 (COMMON PROVE) output
Shows the state of each output.
Where:
0 = OFF, 1 = ON
EK12
PC6 (IGNITION PROVE) output
EK13
PC7 (PURGE PROVE) output
EK14
Boiler status
0 - Burner will not fire because the temperature/pressure measured value has
exceeded the high control value
1 - Burner will fire because the temperature/pressure measured value has fallen
below the low control value
EK15
Confirm to adjust
0 - Unit not in commission mode or drives moving to setpoints
1 - Unit in commissioning mode and drives may be individually adjusted using the
UP/DOWN keys
EK16
Drive moved
0 - Unit not in commissioning mode or drive not moved using the UP/DOWN keys
1 - Unit in commissioning mode and drive has been moved using the UP/DOWN keys
EK17
Positions proved
0 - Drives have stopped moving, ready for position prove test
1 - Ready for position prove test, but drives have not stopped moving
EK18
Fault alarm
0 - Fault alarm off
1 - Fault alarm on
EK19
Setpoint low alarm
0 - Setpoint low alarm off
1 - Setpoint low alarm on. The temperature/pressure measured value has fallen below
the setpoint low alarm value
EK20
Setpoint high alarm
0 - Setpoint high alarm off
1 - Setpoint high alarm on. The temperature/pressure measured value has risen
above the setpoint high alarm value
EK21
Warming limit
0 – Measured value above warming limit
1 – Measured value below warming limit, burner at low fire.
EK22
PID function enabled
0 - PID function not selected or not being calculated
1 - PID function selected and being calculated
EK23
Auxiliary input 1 high alarm
0 – Aux input 1 high alarm off
1 – Aux input 1 high alarm on. The auxiliary input 1 value has risen above the high
limit (see option parameters 53.X)
EK24
Auxiliary input 2 high alarm
0 – Aux input 2 high alarm off
1 – Aux input 2 high alarm on. The auxiliary input 2 value has risen above the high
limit (see option params. 54.X)
EK25
O2 trim operative
0 - O2 trim disabled or inoperative
1 - O2 trim enabled and operative
EK26
Track modulation input
0 – Not tracking PQ input.
1 – Tracking PQ input.
EK27
Setpoint selected (1 / 2)
0 – Setpoint 1 is selected
1 – Setpoint 2 is selected
EK33
Basic drive board type
Where:
0 - No board fitted
1 - Basic drive board fitted with 5V potentiometer supply
2 - Basic drive board fitted with 15V potentiometer supply
