Det-Tronics X3301 Multispectrum IR Flame Detector - Manual (Page 10)

95-8527 8 19.2
Figure 4—X3301 Terminal Block
9
8
7
6
5
4
3
2
1
19
18
17
16
15
14
13
12
11
mA +
mA –
mA + REF mA – REF
COM FIRE COM FIRE
N.O. FIRE N.O. FIRE
N.C. FIRE N.C. FIRE
COM FAULT COM FAULT
N.O. FAULT N.O. FAULT
24 VDC + 24 VDC +
24 VDC – 24 VDC – 24 VDC –
29
28
27
26
25
24
23
22
21
SPARE
SPARE
COM AUX
N.O. AUX
N.C. AUX
RS-485 A
RS-485 B
MAN Oi
D2061
Figure 5—X3301 Wiring Terminal Identification
3/8 INCH (10 MM) GAP MINIMUM
11 12 13 14 15 16 17 18 19
B2126
BULKHEAD
Figure 6—EOL Resistor Installation (For Ex d Wiring only)