IFD 258 · Edition 03.12l
35
44
ซ
.
บรมราชชนนี
70
ถ
.
บรมราชชนนี
ศาลาธรรมสพน์
ทวีวัฒนา
กทม
. 10170.
โทร
: 02-888-3472
Line ID: @add11 e-mail: [email protected]
9Technical data
Mains voltage for grounded and ungrounded mains: 200
V AC, -15/+10%, 50/60 Hz,
120 V AC, -15/+10%, 50/60 Hz,
100 V AC, -15/+10%, 50/60 Hz,
230 V AC, -15/+10%, 50/60 Hz.
Safety time on start-up t
SA
: 3, 5 or 10 s. Safety
time during operation t
SB
: < 1 s, < 2 s. Ignition
time t
Z
: approx. 2, 3 or 6 s.
Power consumption: IFD
258: approx. 9 VA,
IFD 258..I: approx. 9 VA + 25 VA during ignition.
Output voltage for valves and ignition transformer = mains
voltage.
Contact rating:
ignition output: max. 2 A, cos
= 0.2, valve
output: max. 1 A, cos
= 1, signalling
contacts: max. 2 A, 253 V AC,
max. number of operating cycles: 250,000.
Max. number of operating cycles: reset
button: 1000,
mains button: 1000.
Signal inputs:
Input current signal inputs: signal “1”: typ. 2 mA. Flame
control:
sensor voltage: approx. 230 V AC, length
of sensor cable:
max. 75 m for ionization control,
max. 100 m for UV control, sensor
current: > 2
µ
A,
switch-off threshold can be adjusted between 2 and 20
µ
A,
max. sensor current for ionization control < 25
µ
A.
Permissible UV sensors:
Elster Kromschröder models UVS 1, 5, 6 and 10 for am- bient
temperatures from -40 to +80°C (-40 to 176°F).
Valve connections: 1.
IFD 258..I: ignition voltage: 22 kVpp,
ignition current: 25 mA,
spark gap: ≤ 2 mm.
Ignition cable:
IFD 258: max. 5 m, recommended < 1 m (with TZI/TGI), IFD
258..I: max. 1 m, recommended < 0.7 m.
Fuse in unit: F1: T 3.15A H 250 V pursuant to IEC 127- 2/5.
▼
Input voltage
100/120 V AC
200/230 V AC
Signal “1”
80 – 132 V
160 – 253 V
Signal “0”
0 – 20 V
0 – 40 V
Frequency
50/60 Hz