Installation Instructions
540-219
Installations Instructions
Rev. 2, 1/99
Siemens Building Technologies, Inc.
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2215 CAV/VAV Room Pressurization with Hot Water Reheat 6
2217 VAV Room Pressurization with Hot Water Reheat 6
2219 CAV Room Pressurization with Hot Water Reheat 6
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The Room Pressurization Controller – Pneumatic Output controls 24 Vac loads only. The maximum
rating is 12 VA for each DO. For higher VA requirements, 110 or 220 Vac requirements, separate
transformers used to power the load, or DC power requirements, use an interposing 220 V 4-relay
module (TEC Relay Module P/N 540-147).
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: Refer to the unit wiring diagrams or consult with the local representative if terminations are missing or are
different.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
ROOM TEMPERATURE SENSOR
PRESSURE MODE SWITCH (OPTIONAL); OR,
SPARE AI (100K THERMISTOR ONLY); OR,
SPARE DI (DRY CONTACT CLOSURE ONLY)
WALL SWITCH (OPTIONAL); OR,
SPARE DI (DRY CONTACT CLOSURE ONLY)
ALARM OUTPUT (OPTIONAL); OR, SPARE DO
REHEAT
PNEUMATIC
OUTPUT
MODULE
(PREWIRED)
AVS 1 AND AVS 2 AUTOZERO MODULES (OPTIONAL); OR,
SPARE DO
TECRPCPOWDR3
24 V-AC
TX
RX
LAN
TRUNK
+ - S BST
RTS
DO 1
NO C
DO 2
NO C
DO 3
NO C
DO 4
NO C
DO 5
NO C
DO 6
NO C
DI 3
AI 3
DI 2
DO 7
NO C
DO 8
NO C
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
C H
+-
CH
S
EXHAUST
PNEUMATIC
OUTPUT
MODULE
(PREWIRED)
FACTORY TERMINATIONS
SUPPLY
PNEUMATIC
OUTPUT
MODULE
(PREWIRED)
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