Table 1-4. Remote Module Wiring and Placement
GAS TYPE MINIMUM WIRE SIZE MAXIMUM DISTANCE
Toxic and Oxygen 20 AWG 100 feet (30m)
Catalytic Combustible 18 AWG 50 feet (15 m)
16 AWG 100 feet (30 m)
*IR Combustible 16 AWG 50 feet (15 m)
12 AWG 100 fee (30 m)
TABLES 1-7 and 1-8 show suggested cables for Ultima X Series
installations; other cables are available which are also adequate.
Table 1-5. Remote Sensor Wiring Cable
SUPPLIER CATALOG NUMBER DESCRIPTION
Alpha Wire Corp 5525 5 cond., shielded, 18 AWG
5535 5 cond., shielded, 16 AWG
5514 4 cond., shielded, 20 AWG
Table 1-6. Low Temperature Wiring Cable
SUPPLIER CATALOG NUMBER DESCRIPTION
Alpha Wire Corp 45525 5 cond., shielded, 18 AWG
45366 6 cond., shielded, 16 AWG
45545 5 cond., shielded, 14 AWG
At the Ultima X Series Remote Sensor Location:
1. Open the Ultima X Series Remote Sensor cover by removing lid.
2. For the Ultima XA Gas Monitor, route the power and signal cable
from the Gas Monitor through a customer-created opening in the
enclosure and wire it to the appropriately labeled connection on the
terminal block (FIGURE 1-4).
For the Ultima XE or XIR Gas Monitor, route the cable from the
Gas Monitor through a wire entry hole in the enclosure and wire it
to the appropriately labeled connection on the terminal block
(FIGURE 1-5).
3. Verify the sensor connector is firmly seated on the terminal board.
4. Re-install the cover of the Ultima X Series Remote Sensor.
1-22
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