Aprilaire 8800 User Manual

COMMAND DETAILS
Default values are in bold.
EQUIPCONFIG
Thermostat node equipment configuration settings COS:NA
Permissions: Read only
Query
Command
Syntax: SN[#] EQUIPCONFIG?<CR>
Description: Requests the thermostat master/slave, gas/electric, number of stages and equipment type settings.
Response Syntax: SN[#] EQUIPCONFIG=[w][x][y][z]<CR>
Example: SN1 EQUIPCONFIG=0101<CR>
Node address 1 responds with slave, gas, single and heat/cool settings.
Parameters Range
w: master or slave code [0 – 1]
0: slave
1: master
x: gas or electric heating code [0 – 1]
0: electric
1: gas
y: single or multi stage code [0 – 1]
0: single
1: multi
z: heat pump or heat/cool equipment type code [0 – 1]
0: heat pump
1: heat/cool
The equipment type is selected using the HP/HC option switch. The master/slave setting is always set to slave and cannot be modified.
EQUIP
Additional thermostat equipment configuration settings COS: N/A
Permissions: Read only
Query
Command
Syntax: SN[#] EQUIP?<CR>
Description: Requests the thermostat control setup, auxiliary stages and extended fan settings.
Response Syntax: SN[#] EQUIP=[x][y]<CR>
Example: SN1 EQUIP=01<CR>
Node address 1 responds with heat and cool control setup and 1 auxiliary stage settings.
Parameters Range
x: control setup code [0 – 2]
0: heat and cool
1: heat only
2: cool only
y: auxiliary heat stages [1 – 2]
1: 1 stage
2: 2 stages
NOTE: Control setup is only applicable for heat/cool equipment type and auxiliary heat stages is only applicable for heat pump equipment type.
THERMOSTAT CONFIGURATION COMMANDS
8

Aprilaire 8800 Specifications

Thermal Specifications

control temperature range	45º to 99ºF (7º to 32ºC)
display temperature range	32º to 99ºF (0º to 40ºC)
accuracy	± 1ºF (± .5ºC)

Operating Environment

storage temperature	-30º to 140ºF (-34.4º to 60ºC)
operating humidity	5% to 90% relative humidity
operating ambient temperature	32º to 120ºF (0º to 48.9ºC)

Electrical Specifications

voltage AC	24 VAC (18-30 VAC)
maximum load per terminal	1 amp
total maximum load	2.5 amp

Screen

screen size	10.3 sq. in.
backlit	constant low intensity light option
font size	large

Weight and Dimensions

height	4 15/16 inches
width	6 inches
depth	1 5/16 inches