Terminal Block Assignments - High Voltage (Tb2) Terminal Block - Patterson-Kelley P-K STORM ST-8000 Installation And Owner's Manual

Terminal Block Assignments — High Voltage (TB2) Terminal Block
STORM Label
MASTER ALARM RELAY
22
MASTER ALARM RELAY
21
RELAY A
20
RELAY A
19
RELAY B
18
RELAY B
17
RELAY C
16
RELAY C
15
RELAY D
14
RELAY D
13
GROUND
12
GROUND
11
[120V+] AIR DAMPER
10
AIR DAMPER INTERLOCK
9
[120V+] AUXILIARY #1
8
AUXILIARY INPUT #1
7
6
5
START INTERLOCK #1
4
START INTERLOCK #1
3
START INTERLOCK #2
2
START INTERLOCK #2
1
NOTE:
On the ST-6000 & ST-8000 there is NO Start Interlock #2.
Revised: February 2, 2024
Released: February 2, 2024
Description
Normally-Open Dry Contact, Close on Alarm
(240VAC Max Voltage & 1/2Amp Max Current)
User-Configurable Normally-Open Dry Contact A
(240VAC Max Voltage & 1/2Amp Max Current)
User-Configurable Normally-Open Dry Contact B
(240VAC Max Voltage & 1/2Amp Max Current)
User-Configurable Normally-Open Dry Contact C
(240VAC Max Voltage & 1/2Amp Max Current)
User-Configurable Normally-Open Dry Contact D
(240VAC Max Voltage & 1/2Amp Max Current)
Ground Terminals for I/O Devices
120VAC Pilot-Duty for Air Damper End Limit Switch
Contact Closure When Air Damper Proven Open
Reserved for Future Use
External Interlock Circuit #1
External Interlock Circuit #2 (In Series w/ #1)
 Patterson-Kelley 2024
All Rights Reserved.
®
P-K Storm Gas Fired Boiler
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2691000403 P-K Storm ST2500-ST8000
Installation and Owners Manual Rev G.docx
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