SilentKnight SK-5208 Conventional FACP 10-30 Zone - Manual (Page 39)

Model SK-5208 Installation Manual 151204
3-29
4. If necessary, adjust circuit current using potentiometer R10 on the 5220 board. Normal circuit current is 4-
to-8 mA with a 1k ohm remote station protected premise unit. Maximum circuit resistance is 3k ohm.
Figure 3-27 Polarity Reversal Connection
3.15.2 Keltron 95M3158 Tones Transmitter Module
This section of the manual shows the specific connections you will make when wiring the SK-5208 to the
Keltron 95M3158 Tones Transmitter Module (3158). Refer to the installation sheet shipped with the 95M3158
for complete information. (Note: The 3158 is not available from Silent Knight.)
Note: The 3158 Keltron Module must be mounted within 3 feet of the control panel and all wiring must be run in
conduit. The Keltron Module shall be enclosed in the TBX1 enclosure.
1. Wire the 3158 to the SK-5208 as shown in the Figure 3-28.
2. Program NAC 4 for Direct Connect (see Section 4.2.4).
3. Program NAC 3 for Supervisory (see Section 4.2.4).
4. Program NACs 3 and 4 as unsupervised (NACs With EOL). See Section 4.2.4.
All Other Wires
Trouble Contacts Supervised
For Opens and Ground Faults
Supervised, Power Limited
Intended for connection to a polarity
reversal circuit of a remote station
receiving unit having compatible ratings.