Echelon LONWORKS PLT-22, User Manual

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PLT-22 Transceiver Coupling Circuit Components Key
Specifications
Item Check When
Completed
Description
31 Fuse F1
6Amp rating (DC resistance ≤ 0.1 Ω )
Time lag, i.e., slow blow type
Proper voltage rating
32 Capacitor C1
Proper value selected
10% (or better) tolerance
Proper voltage rating (including AC or DC)
Safety listing, if applicable
33 Capacitor C2
Metalized polyester (required for surge immunity)
Proper value selected
Proper tolerance
Proper voltage rating
34 Capacitor C4
Value such that C4*L4=C1*L1
5% tolerance
≥ 50VDC rating
35 Inductor L1,L3,L4
1.0mH value
DC current rating ≥ 30mA
DC resistance ≤ 50 Ω
10% (or better) tolerance
36 L1 and L3 spaced >1 cm (0.4") apart
37 Inductor L2
Proper value selected per chapter 4
DC current rating ≥ 500mA
DC resistance ≤ 0.3 Ω
10% (or better) tolerance
38 Transformer T1
PCI 0505-0671 or equivalent
EXCEL EXL-165 or equivalent
Transpower TTI7143 or equivalent
L
ON
W
ORKS
PLT-22 Transceiver User’s Guide B-5