Eliwell EWHT 1800LX, Manual, Page: 72 / 142

Parameters which are only displayed at Installer level are highlighted with a grey background
1090: 1090: 1090: 1090: LHA LHA LHA LHA
1091: 1091: 1091: 1091: AdH AdH AdH AdH
1092: 1092: 1092: 1092: AOH AOH AOH AOH
1093:PAH 1093:PAH 1093:PAH 1093:PAH
1094: 1094: 1094: 1094: OAH OAH OAH OAH
1095:
1095: 1095:
1095: dAt
dAt dAt
dAt
Minimum Minimum Minimum Minimum humidity humidity humidity humidity alarm alarm alarm alarm threshold threshold threshold threshold
Minimum temperature alarm.
Humidity value (understood as distance from the Setpoint or as an absolute value based on Att) which when exceeded
downwards triggers the activation of the alarm signal.
See Max/Min. Alarm Diagram.
Related Related Related Related parameters parameters parameters parameters :::: 1088: 1088: 1088: 1088: AtH AtH AtH AtH ,,,, 1089: 1089: 1089: 1089: HHA, HHA, HHA, HHA,
humidity humidity humidity humidity alarm alarm alarm alarm differential differential differential differential
Humidity
alarm intervention differential
Related Related Related Related parameters parameters parameters parameters :::: 1089: 1089: 1089: 1089: HHA, HHA, HHA, HHA, 1090: 1090: 1090: 1090: LHA LHA LHA LHA
humidity humidity humidity humidity
alarm
alarm alarm
alarm delay
delay delay
delay
Humidity alarm signal delay time
Power-on Power-on Power-on Power-on delay delay delay delay
Time for which
humidity alarms
are disabled following instrument power-on after a power failure.
Door Door Door Door closed closed closed closed delay delay delay delay
High/low humidity alarm signal delay after door closed
End End End End of of of of defrost
defrost defrost
defrost alarm alarm alarm alarm
Alarm signaling end of defrost due to timeout.
•
(0)
(0) (0)
(0) No
No No
No alarm
alarm alarm
alarm
= alarm disabled;
1096: 1096: 1096: 1096: rLO rLO rLO rLO
• (1) (1) (1) (1) Alarm Alarm Alarm Alarm = alarm enabled
External External External External alarm alarm alarm alarm lock: lock: lock: lock:
Regulators locked by external alarm:
•
•
•
(0) (0) (0) (0) No No No No regulator regulator regulator regulator = no resources locked
(1)
(1) (1)
(1)
Compressor Compressor Compressor Compressor
and
and and
and
defrost defrost defrost defrost = locks the compressor and defrost cycle
(2) (2) (2) (2) Compressor
Compressor
Compressor Compressor and and and and defrost
defrost
defrost defrost and and and and fans
fans
fans fans = locks the compressor , defrost cycle and fan
1097: 1097: 1097: 1097: AOP AOP AOP AOP
Related Related Related Related parameters parameters parameters parameters :::: H11 H11 H11 H11… … … …H14 H14 H14 H14 = = = = 5 5 5 5 (configured (configured (configured (configured as as as as external external external external alarm) alarm) alarm) alarm)
Alarm
Alarm Alarm
Alarm output
output output
output polarity:
polarity: polarity:
polarity:
•
•
(0) (0) (0) (0) Alarm Alarm Alarm Alarm ON ON ON ON relay relay relay relay OFF OFF OFF OFF = alarm enabled, output disabled
(1) (1) (1) (1) Alarm Alarm Alarm Alarm ON ON ON ON relay relay relay relay ON ON ON ON = alarm enabled, output enabled
1099: 1099: 1099: 1099: PbA PbA PbA PbA
Related
Related
Related Related parameters
parameters parameters
parameters :::: H21
H21
H21 H21…
…
… …H28
H28
H28 H28 =
=
= = 4
4
4 4 (configured
(configured
(configured (configured as
as
as as alarm)
alarm)
alarm) alarm)
Temperature Temperature Temperature Temperature alarm alarm alarm alarm probe probe probe probe
Configuration of temperature alarm on probe 1 and/or 3
•
•
•
(0) (0) (0) (0) probe probe probe probe 1 1 1 1 = on probe 1 (thermostat control)
(1) (1) (1) (1) probe probe probe probe 3 3 3 3 = on probe 3 ( display )
(2)
(2) (2)
(2) probe
probe probe
probe 1
1 1
1 and
and and
and 3
3 3
3 = on probes 1 and 3 (thermostat control and
display
)
1100:SA3 1100:SA3 1100:SA3 1100:SA3
1101: 1101: 1101: 1101: dA3 dA3 dA3 dA3
1102: 1102: 1102: 1102: tA3 tA3 tA3 tA3
1103:
1103: 1103:
1103: ArE
ArE ArE
ArE
• (3) (3) (3) (3) probe probe probe probe 1 1 1 1 threshold threshold threshold threshold 3 3 3 3 = on probes 1 and 3 (thermostat control and display ) on external threshold
Probe Probe Probe Probe 3 3 3 3 alarm alarm alarm alarm setpoint setpoint setpoint setpoint
Probe Probe Probe Probe 3 3 3 3 alarm alarm alarm alarm differential differential differential differential
Probe Probe Probe Probe 3 3 3 3 alarm alarm alarm alarm setpoint setpoint setpoint setpoint
Probe 3 alarm signal delay
Alarm Alarm Alarm Alarm relay relay relay relay referred referred referred referred to... to... to... to...
Enables alarm relay in the event of probe 3-related alarms :
•
•
•
(0) (0) (0) (0) disable disable disable disable probe probe probe probe 3333 = alarms not enabled in the event of alarms /errors regarding probe 3
(1) (1) (1) (1) All All All All probes probes probes probes = alarm relay enabled for alarms /errors regarding all probes
(2)
(2) (2)
(2) Probe
Probe Probe
Probe 3
3 3
3 only
only only
only
= alarm relay enabled ONLY for alarms /errors regarding probe 3
EWHT 1800LX
72/141