Emerson OH-1202 Manual

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FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
CAREFULLY BEFORE INSTALLING OR OPERATING THIS
CONTROL COULD CAUSE PERSONAL INJURY AND/OR
PROPERTY DAMAGE.
THERMOSTAT APPLICATION GUIDE
Thermostat
Configuration Options
Gas, Oil, Electric, Heat Only,
Single Stage 1
Cool Only or Heat/Cool
No Heat Pump (SS1)
Systems, 2 or 3 wire Hydronic
Multi Stage 2 Zone (Hot Water or Steam)
No Heat Pump (MS2) Systems, 24 Volt or Millivolt
Heat Pump 1 Single Stage Compressor
Single Stage Compressor Heat Pump Systems - up to 2
Heat Pump (HP1) Stages Aux./Emergency Heat
Heat Pump 2
Two Stage or Two Compressor
Two Stage or Two
Heat Pump systems - up to 2
Compressor Heat Pump
Stages Aux./Emergency Heat
(HP2)
Electrical Rating:
Battery Power . . . . . . . . . . . . . . . . . . . . . . . . . . mV to 30 VAC, NEC Class II, 50/60 Hz or DC
Input-Hardwire . . . . . . . . . . . . . . . . . . . . . . . . . 20 to 30 VAC
Terminal Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A per terminal, 2.5A maximum all terminals combined
Setpoint Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 to 99°F (7 to 37°C)
Rated Differentials:
Heat (Single Stage/Multi-Stage) . . . . . . . . . . . .
Cool (Single Stage/Multi-Stage) . . . . . . . . . . . .
Heat Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Emer Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Ambient. . . . . . . . . . . . . . . . . . . . . . . . . . 32°F to +105°F (0 to +41°C)
Operating Humidity . . . . . . . . . . . . . . . . . . . . . . . . . 90% non-condensing max.
Shipping Temperature Range . . . . . . . . . . . . . . . . . -40 to +150°F (-40 to +65°C)
Dimensions Thermostat. . . . . . . . . . . . . . . . . . . . . . 4-9/16"H x 5-13/16"W x 1-3/16"D
CAUTION
!
To prevent electrical shock and/or equipment damage,
disconnect electric power to system at main fuse or
circuit breaker box until installation is complete.
Index
Installation
Wiring Diagrams
Thermostat Quick Reference
Installer Configuration Menu
Operating Your Thermostat
Programming
Troubleshooting
Blue Universal Touchscreen Thermostat with
Automatic Heat/Cool Changeover Option
Maximum
Thermostat
Stages
Applications
Heat/Cool
1+1
2+2
3+1
4+2
Page
2
3
4
5
9
10
13
Single Stage, Multi-Stage, Heat Pump
Installation and Operating Instructions
Model Programming Choices
OH-1202
7 Day 5+1+1 Day
Touchscreen Thermostat
Fast. Slow
0.6°F 1.5°F
1.2°F 1.7°F
1.2°F 1.7°F
0.6°F 1.7°F
ATTENTION: MERCURY NOTICE
This product does not contain mercury. However, this
product may replace a product that contains mercury.
Mercury and products containing mercury must not be
discarded in household trash. Do not touch any spilled
mercury. Wearing non-absorbent gloves, clean up any
spilled mercury and place in a sealed container. For proper
disposal of a product containing mercury or a sealed
container of spilled mercury, place it in a suitable shipping
container. Refer to www.thermostat-recycle.org for
location to send the product containing mercury.
WARNING
!
For California Residents: This product contains a
chemical known to the state of California to cause
cancer and birth defects and other reproductive harm.
Non-Programmable
APPLICATIONS
SPECIFICATIONS
PART NO. 37- 7403B
Replaces 37-7403A
1639