DeltaNet R7515A/B,
RP7515A/B, R7516B
MicroCel
™
 Controllers 
INSTALLATION INSTRUCTIONS  
Warning: This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance 
with the Instructions Manual, may cause interference with radio communication. It has been tested and found to comply with 
the limits for a Class A computing device pursuant to Subpart J of Part 15 of FCC Rules, which are designed to provide 
reasonable protection against such interference when operated in a commercial environment. Operation of this equipment in 
a residential area is likely to cause interference,  in which case, user at their own expense will be required to take whatever 
measures may be required to correct the interference. Any unauthorized modification of this equipment may result in the 
revocation of the owner's authority to continue its operation. 
BEFORE INSTALLATION 
   The DeltaNet MicroCel Controller (“MicroCel”), shown  
in Figure 1, is available in five models:  
—   R7515A MicroCel 
—  RP7515B MicroCel with Microbridge Airflow 
—   R7515B MicroCel with Microbridge Airflow Sensor 
Sensor and Electric-Pneumatic Transducer 
—   RP7515A MicroCel with Electric-Pneumatic 
—  R7516B MicroCel with Microbridge Airflow 
Transducer 
Sensor and Integral Damper Actuator 
AUXILIARY C-NAP 
SCREW TERMINALS J7 
INPUT SIDE 
BASEBOARD 
TERMINALS 
TERMINAL LABEL 
INPUTS
OUTPUTS 
24V AC AUXILIARY 
SCREW TERMINALS J12 
INPUT BOARD 
INPUTS
OUTPUTS 
WALL MOD 
CONNECTOR J8 
GROUND 
SCREW 
OUTPUT SIDE 
BASEBOARD 
24V AC/C-NAP MODULAR 
CONNECTOR J9 
24V AC 
AUXILIARY SCREW 
TERMINALS J11 
10 PIN CONNECTOR FOR 
ADDITIONAL MODULE, J14 
2 
1 
BRACKET 
MOUNTING 
TRIAC OUTPUT 
SCREW 
TERMINALS J6 
CASE 
OUTPUT 
BOARD 
1 
1 
1 
1 
2 
A. INPUT BOARD SIDE 
B. OUTPUT  BOARD SIDE 
SCREW (2) 
THESE SCREWS MUST BE TIGHTLY INSERTED TO PROVIDE A GOOD GROUND FOR THE BOARDS. 
USE THIS SCREW TO GROUND THE MicroCel. 
C4359-3 
Fig. 1. MicroCel Internal View. 
Copyright © 1993 Honeywell Inc.  •  All Rights Reserved 
95-6083