Lamtec GFI 48, Руководство по эксплуатации

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3 Product Description
1
The product is not permitted to be transported, stored or operated outside the specified range.
Doing so will invalidate any guarantees with regard to safety relevant functions.
2
Provide external spark quenching for inductive loads, do not connect any capacitive loads.
NOTICE
Use device manufacturer recommended silicone shielded cable. The device manufacturer will
only guarantee proper functioning if this cable is used. This cable is available in any length up
to the maximum cable length.
Intrinsic error
≤
2%
Electrical safety Contact protection by means of protective impedances
Min. impedance of the connected
measuring device 1 M
Ω
Versions A and B: Integrated flame scanner
Design B: Connection of external flame scanner to the ionisation electrode
Recommended cable specifications
Cable type RG62 coaxial cable
Cable lengths
< 10 m/32,8 ft
Inner conductor Solid copper-plated steel wire, uninsulated Ø: 0.64 ± 0.025
mm (0.025 ± 0,00098 in)
Wire insulation PE hollow space insulation (helix made from PE strands with
PE hose on top) Ø: 3.7 mm (0.14 in)
Shield Braided from bare Cu wires, 96 % coverage
(nominal value)
Outer shell PVC, black outside diameter: 6.15 ± 0.18 mm (0.24 ± 0.0070
in)
Conductor resistance max. 144 Ohm/km
Operating capacity max. 43 pF/m (1 kHz)
Rated voltage 0.8 kV (50 Hz)
Test voltage 2 kV
Temperature range -40 °C to 80 °C (-40 °F to 176 °F)(fixed installation)
Design B and C: Power supply voltage connection to the external ignition transformer
Recommended cable specifications
Cable lengths Max. 200 m (656.168 ft)
Cable cross-section 3 x 1.0 mm
2
(3 x 17 AWG)
Isolation PVC
Temperature range -40 °C ... +90 °C (-40 °F ... 194 °F)
Design C: Connection of external ignition transformer to the ignition electrode
Electrical data
Ignition voltage to earth max. 8 kV (at UN=230 V)
max. 7 kV (at UN=120 V)
Recommended cable specifications