tekmar 279 Steam Control - Manual

1 of 24 © 2010 D 279 - 05/10
D 279
05/10
- Data Brochure
Steam Control 279
The tekmar Steam Control 279 can operate a single on-off steam boiler or an on-off steam valve using outdoor reset. The
control determines the on time of the boiler or valve based on the measured outdoor temperature and settings entered by
the installer. A large LCD displays the current status and operating temperatures.
Additional functions include:
CSA approved for use in USA and Canada
Outdoor Reset
Manual Override
Includes Outdoor Sensor
Includes Condensate Sensor
Large LCD Display
Optional Indoor Sensors
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DHW Tankless Coil Operation
Warm Weather Shut Down
Built-in Programmable Timer
24 Hour, 5-1-1, 7 Day Schedule
Two or Four Schedule Events Per Day
Two Alert Level Relays
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Input
Universal Sensor
Optional
Input
Indoor Sensor
Optional
Input
Universal Sensor
Included
Input
Outdoor
Sensor
Included
Output
Boiler or On /Off
Steam Valve
Input
115 V (ac)
Power Supply
OR
Input
Indoor Sensor
Optional
M
Output
High Priority
Alert
Output
Low Priority
Alert
DHW Tankless Coil Sensor
Condensate Sensor Average
Indoor S2
Indoor S1
Alert 2
Low High
Steam Control 279
One Stage
Menu Item
Test
Power 115 V ±10% 50/60 Hz 3.5 VA
Relays 230 V (ac) 5 A 1/3 hp, pilot duty 240 VA
Made in Canada By
tekmar Control Systems Ltd.
tektra 969-04
For manual operation,
press and hold Test
button for 3 seconds.
not testing
testing
testing paused off
red
red
User
Installer
Setback
Off
Dat
e Code
H2046A
2
N
3
Alert 1 Boiler
4
Power
L
Indr
12
S2
DHW
11
Sen
Com
10
Sen
Com
9
Sen
Indr
13
S1
6 7 8 5
Do not apply power
1
Out
Sen
16
Cdn
Sen
15
Com
Sen
14
STATUS
Establishing Steam
Heat Cycle
Lockout Differential
DHW Tankless Coil Heating
Meets Class B:
Canadian ICES
FCC Part 15
Signal wiring must be rated at least 300 V.