Competitive Cross Reference

LTR Competitive Comparison
**McDonnell & Miller Harnesses
-A : 4-pin “Y” Harness
-L : Lochinvar Boiler Control = Taco L Model
-S : United Technologies = Taco U Model
*Hydrolevel Harnesses
1100 + 45-348 = H2 Model = Taco U Model
1100 + 45-349 = H5 Model = Taco L Model
1100 + 45-350 = H4 Model
(H4 Model is special for Burnham
Models: SCG, PVG and Alpine)
Taco Taco Hydrolevel Hydrolevel McDonnell & Miller McDonnell & Miller
LTR0243T-1
LTR0243U-1
LTR0243L-1
Model 1100 Model 1100H2, H4, H5* RB-24E RB-24E,-A,-L, -S **
24VAC 24VAC 24VAC 24VAC 24VAC 24VAC
50VA @ 24VAC
5.0A Max. Load
@24 VAC
50VA @ 24VAC
5.0A Max. Load
@24 VAC
50VA @ 24VAC
5.0A Max. Load
@24 VAC
50VA @ 24VAC
5.0A Max. Load
@24 VAC
2A @ 24VAC
Switching
2A @ 24VAC
Switching
32˚F - 120˚F 32˚F - 120˚F Room Room 32˚F - 120˚F 32˚F - 120˚F
250˚F 250˚F 250˚F 250˚F 250˚F 250˚F
160 psi 160 psi 50 psi 50 psi 160 psi 160 psi
Automatic Automatic Automatic Automatic Automatic Automatic
Yes Yes Yes Yes Yes Yes
Low H
2
0
Power & Service
Low H
2
0
Power & Service
Low H
2
0
Power
Low H
2
0
Power
Low H
2
0
Power
Low H
2
0
Power
Hot Water Hot Water Hot Water Hot Water Hot Water Hot Water
40K Ohms 40K Ohms 15K Ohms 15K Ohms 15K Ohms 15K Ohms
3/4” 3/4” 3/4” 3/4” 3/4” brass 3/4” brass
Short (1”) Short (1”) Short (1”) Short (1”)
Short (1-3/16”)
Self Cleaning
Short (1-3/16”)
Self Cleaning
Standard
Wiring
Harness
Harness for
connecting with
OEM Boiler
Controls
Standard
Wiring
Harness
Harness for
connecting with
OEM Boiler
Controls
Self Cleaning
Standard
Wiring
Harness
Harnesses for
connecting with
OEM Boiler
Controls
UL GUIDE (MBPR) for Limit Controls
per UL Standard 353 Limit Controls
UL GUIDE (MBPR7) Limit Controls Certied
for Canada per CSA Standard C22.2
UL GUIDE (MBPR) for Limit Controls
per UL Standard 353 Limit Controls
UL GUIDE (MBPR) for Limit Controls
per UL Standard 353 Limit Controls
UL GUIDE (MBPR7) Limit Controls Certied
for Canada per CSA Standard C22.2
Manufacturer
Model
Input Power
Contact Rating
Ambient Temp.
Water Temp.
Water Pressure
Reset Type
Testable
LED Indicators
Service
Max. Probe
Sensitivity
Process
Connection
Probe Style
OEM Wiring
Harness Options
Listings/Approvals
-3-