CONTECA™ Heat Meter
Description:
CONTECA™ is a direct heat meter for instantaneous measuring and recording of thermal energy usage in residential and commercial buildings.
Complies with ASTM E3137 Standard Specification for Heat Metering Instrumentation.
Microprocessor:
Power supply: 24 VAC, 50/60 Hz, 1W
Data transmission: 2-wire RS485; selectable Modbus or Mbus (for use with Datalogger)
Ambient temp: 40° - 113°F (4° - 45°C)
Environmental rating: NEMA 3S (IP 54)
Pulse inputs: Class 1B per EN 1434-2
Temperature sensors:
Cable length: 6.3 ft (1.9m)
Sensor type: NTC matched
Temp range:
Heating mode: 50° - 195°F (10° - 90°C)
Cooling mode: 35° - 77°F (2° - 25°C)
Temp sensitivity: < 0.1°F
Flow meters:
Body material: brass
Body threads: ISO 228 male straight
Piping connections: dual unions, tailpieces - NPT, sweat, press
Nominal pressure: 150 psi (PN 10)
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Certifications:
Drawings:
|
code |
GPM |
connection |
weight |
|
750449A |
0.25 - 10.0 |
½" sweat |
6.2 |
|
750440A |
0.25 - 10.0 |
½" MNPT |
6.2 |
|
750446A |
0.25 - 10.0 |
½" press |
6.2 |
|
750459A |
0.25 - 10.0 |
¾" sweat |
7.1 |
|
750450A |
0.25 - 10.0 |
¾" MNPT |
7.1 |
|
750456A |
0.25 - 10.0 |
¾" press |
7.1 |
| 750469A | 0.25 - 10.0 | 1" sweat | 7.9 |
| 750460A | 0.25 - 10.0 | 1" MNPT | 7.9 |
| 750466A | 0.25 - 10.0 | 1" press | 7.9 |
| 750463A | 0.3 - 15.0 | 1" FNPT | 11.5 |
| 750473A | 0.5 to 25.0 | 1¼" FNPT | 12.1 |
| 750483A | 1.0 to 45.0 | 1½ FNPT | 18.7 |
| 750410A | 11 to 110 | 2½" flanges | 27 |
| 750411A | 14 to 140 | 3" flanges | 29 |
| 750412A | 22 to 220 | 4" flanges | 44 |
| 750413A | 35 to 350 | 5" flanges | 51 |
| 750414A | 88 to 880 | 6" flanges | 88 |
| 750415A | 100 to 1000 | 8" flanges | 110 |
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