Johnson Controls R-410A - Replacing P352 P Controller with C450 Controller

14
FORM 145.10-IOM4
ISSUE DATE: 2/27/2019
SECTION 1 - INSTALLATION
REPLACING P352P CONTROLLER WITH
C450 CONTROLLER
Replace the P352P controller (p/n P352PN-4C) used
with previous generation low ambient damper kits
(LADK-XXXB-1 and VADK-XXXB-1) with the C450
controller (p/n C450CPN-4) by taking the following
steps:
1. Wire the new controller to the proper terminals.
2. Set the parameters as indicated in Table 2 on page
14.
TABLE 2 - C450 CONTROLLER SETTINGS FOR
LOW AMBIENT DAMPER KITS
PARAMETER SETTING
Sn-1 P750
SP1 360
EP1 260
OSP1 0
OEP1 100
I-C1 0
UP-R1 1
bNb1 0
SNF OFF
NOTE: For details on how to set the parameters, see the System
450 Series Modular Control Systems with Standard Control Mod-
ules Technical Bulletin (LIT-12011459 via QuickLIT's LIT Number
Search)
M9108
Actuator
PRESSURE CONTROL PANEL
P352P
Controller
PRESSURE CONTROL PANEL
C450CPN-4
Controller
M9108
Actuator
24V AC
SUPPLIED
BY UNIT
24V AC
SUPPLIED
BY UNIT
BLACK
WHITE
RED
BLACK
RCV
RED
WHITE
VISN VDCC
BLACK
WHITE
RED
R
WHA-P399
WIRING HARNESS
P499/P598
TRANSDUCER
R
C
BLACK
RC V
RED
WHITE
5VSN1 C
BLACK
WHITE
RED
WHA-P399
WIRING HARNESS
P499/P598
TRANSDUCER
R
C
24VA01
BLACK
WHITE
RED
13 6542
13 6542
P352P C450
LD26875
FIGURE 11 - OLD/NEW CONTROLLER COMPARISON