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30
T-M50
Temperature Settings
Dipswitches 100°F 115°F 120°F (default) 135°F 145°F 155°F 165°F 185°F
With 9007603005 remote (max. distance 400’ from heater, non-polarized 20 gauge wiring)
Default Mode
100°F 105°F 110°F 115°F 120°F (default) 125°F 130°F 135°F 140°F 145°F 150°F
155°F 160°F 165°F 170°F 175°F
High Temp.
Mode
110°F 115°F 120°F (default) 125°F 130°F 135°F 140°F 145°F 150°F 155°F 160°F
165°F 170°F 175°F 180°F 185°F
Back .5
”
Back .5
”
Clearances to Combustible and
Non-Combustible Surfaces
Installation Type Indoor, Outdoor, Direct Vent
Dimension 25-1/4” (W) X 24-7/8” (H) X 12-1/4” (D), Weight: 112 lbs
Electric 120 VAC 178 W / 1.48 A (Operation) 16 W / 0.13 A (Standby) 271 W / 2.26 A (Freeze-Protection)
Ignition Electronic Ignition
Noise Level 61 dB at Max output
Fuel NG LP
Gas Consumption
Min. Input 15,000 BTU/h 15,000 BTU/h
Max. Input 380,000 BTU/h 380,000 BTU/h
Thermal Efficiency 80.2% 82.4%
Gas Pressure
Min 5.0" W.C. Min 8.0" W.C.
Max 10.5" W.C. Max 14.0" W.C.
Flow Rate 14.5 GPM
Values based on factory testing. 0.4 GPM required for continuous fire after
initial ignition.
Hot/Cold/Gas Connection 1” NPT
Coil Capacity ≈0.32 Gallons
Water Pressure 15-150 PSI
Pressure Only Relief Valve Requires (Min 380,000 btu/h, 150 PSI).
40 psi or above recommended for max. flow
Multiple Unit Installation
Easy-Link
System
Up to 4 units With no need for a system controller
Multi-Unit
System
Up to 10 units With 9007675005 (Multiple Unit System Controller)
Clearance
Specifications
Warranty Information**
Residential Use:
15 Years limited heat exchanger,
5 Years limited parts
Commercial Use:
10 Years limited heat exchanger,
5 Years limited parts
* ASME models do not utilize commercial-grade
copper alloy.
**Refer to www.takagi.com for further warranty
details.
Thicker heat exchanger drum and
utilizes commercial-grade copper
for the heat exchanger tubing.
Incorporates a dual system for
redundancy, providing added
assurance that the M50 Series will
remain operational. Includes an
internal pump control port. Easy-Link
System capable up to 4 units. Multi-
Unit System capable up to 10 units.
An ASME version of the M50 Series is
also available.*
Indoor
Installations
Outdoor
Installations
T-M50 Pressure Loss
Flow Rate (gpm)
Set temperature: 145°F or lower
Set temperature: 150°F or higher
Pressure Loss (psi)
Head (ft)
50
40
30
20
10
0
16.014.012.010.08.06.04.02.00.0
25
20
15
10
5
0
0
2
4
6
8
10
12
14
16
25 45 65 85 105 125 145
Set temperature: 145°F or lower
Set temperature: 150°F or higher
910: Flow Rate vs. Temperature Rise
910: Pressure Loss