Mini-Mod Layout - heat-timer Mini-Extension Installation And Operations

Program Switch to restrict access to
function changes. This switch is
covered with Wiring Enclosure.
OUTPUT RATINGS:
120VAC, 6A RESISTIVE
1A PILOT DUTY, 15A TOTAL
FOR ALL CIRCUITS
INPUT RATINGS:
115VAC 60Hz , 12VA MAX
USE COPPER CONDUCTORS ONLY
ENCLOSED
ENERGY
MANAGEMENT
EQUIPMENT
LISTED
99RA
Four N.O. Boiler startup relay
120VAC Power outputs. Each is wired in series
with each boiler's limit circuit.
System Output controls
pumps, valves, or other
system components.

MINI-MOD LAYOUT

LED indicates the
associated relay status.
SYSTEM
A
B
C
D
CAUTION : RISK OF ELECTRIC SHOCK
More than one disconnect switch may be required
to de-energize the equipment before servicing.
PROGRAM
Four modulation outputs can be 0-5V,
0-10V, 1-5V, 2-10V, or 4-20ma. Go to
Startup Menu to determine the type of
output for each stage.
Mini-MOD & Mini-Extension Installation Manual
The digital display shows the system status, set point,
lead stage <in brackets>, and status of each stage.
To view and adjust settings, press the appropriate buttons.
Buttons function is presented on
Mini-MOD
Full Modulation Sequencing Control
DO NOT APPLY ANY VOLTAGE
RUN
TO INPUT TERMINALS
When connecting Outdoor and System
Sensors, no Polarity is observed.
Prove terminals must be connected
for Mini-Mod to operate boilers.
Bottom Row of display.
Connect Extension panels to
add additional stages using
a 6 pin phone line only (cable
provided with Mini-Extension).
3