Aquasmart Models And Cross-Reference Guide - Beckett AQUASMART 7600 User Manual

Advanced microprocessor boiler control
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AquaSmart Models and Cross-Reference Guide

Table 1a - Direct Replacements
Beckett
Honeywell
Replacement
L7148F (All)
7600B
L8148E (All)
L8124A (All)
7600A
L8124C (All)
L7124A/C (All)
L7148A (All)
7600A
L7224A/C/U (All)
L7248A/C (All)
L8148A (All)
7600A
L8124E 1016
7600B
L8148E 1265
L8124M (All)
7600A
L8151A
7600A
Beckett
Hydrolevel
Replacement
3100
7600B
3150
7600A
Beckett
Carlin
Replacement
90524A
7600A
Beckett
White Rodgers
Replacement
11C15-11
7600A
8B48A-217
7600A
11C30-3
7600A
11B54-4
8F48A-351
7600B
8B43A-601
11C61-12
7600A
Burn, Scald, Explosion, and Equipment Malfunction Hazard
Replacement of the following controls must be done only by a qualifi ed service agency or technician who is
trained and experienced in the use of boiler controls.
Carefully follow these guidelines and the directions provided by the manufacturer of the control being replaced.
Note: Beckett assumes no liability for incorrect installation or replacement.
Table 1b - Functional Replacement (Advanced Wiring Needed)
Beckett
Honeywell
Replacement
L4006A (All)
7600A or 7600B
L4006G 1022
(Based on System
L4006H 1004
Voltage
L4008A (All)
Requirements)
L4080B/D
7600A or 7600B
L4006E (All)
(Based on System
L4008E (All)
Voltage
L4080F/G
Requirements)
AquaSmart Boiler Control Manual
Notes
Must confi rm that 7600 VA rating is adequate to meet VA requirements of system.
Make sure 7600 B1 output does not exceed 1.25A @ 24VAC (30 VA).
7600 outputs are not rated for 240 VAC.
B2, T
and T
terminals replace TV, T and Z, respectively.
W
R
7600 outputs are not rated for 240 VAC.
The 7600 has no Honeywell EnviraCOM
The diagnostic LED lights are replaced by the 7600's display.
7600 outputs are not rated for 240 VAC.
B1 terminal on 7600 utilizes a 1/4" quick connect.
Set low limit on 7600 to OFF.
7600 outputs are not rated for 240 VAC.
B2, T
and T
terminals replace TV, T and Z, respectively.
W
R
For replacement with the 7600: Turn low limit off so the circulator is controlled directly by the thermostat and ZC is constantly powered.
7600 outputs are not rated for 240 VAC.
Remote mount sensor cable needed (Part No. 52120)
Notes
Not a suitable replacement if Low Water Cutoff (LWCO) functionality of the 3100 is used.
Not a suitable replacement if Low Water Cutoff (LWCO) functionality of the 3150 is used.
Notes
Make sure 7600 outputs do not exceed 7.4A.
Available operating limit and differential ranges are not equivalent. Compare the settings to the AquaSmart ranges before replacing.
The diagnostic LED lights are replaced by the 7600's display.
Notes
Make sure 7600 outputs do not exceed 7.4A @ 120 VAC. 7600 outputs are not rated for 240 VAC.
Make sure 7600 outputs do not exceed 7.4A @ 120 VAC. 7600 outputs are not rated for 240 VAC.
Available operating limit and differential ranges are not equivalent. Compare the settings to the AquaSmart ranges before replacing.
Not a suitable replacement if SPDT switch action is required; only break-on-rise available on 7600.
Make sure 7600 outputs do not exceed 7.4A @ 120 VAC. 7600 outputs are not rated for 240 VAC.
Notes
Make sure 7600 outputs do not exceed 7.4A @ 120 VAC. 7600 outputs are not rated for 240 VAC.
7600 will require an additional wire (L2) for operation. Short TW-TR terminals. C1, C2, ZC, and ZR are unused.
Set low limit on 7600 to OFF.
Available operating limit and/or differential ranges may not be equivalent. Compare the settings to the AquaSmart ranges before replacing.
To use with a millivolt system, an appropriate voltage relay with isolated gold plated contacts must be added to switch the millivolt circuit.
Requires the addition of a manual-reset high limit.
Make sure 7600 outputs do not exceed 7.4A @ 120 VAC. 7600 outputs are not rated for 240 VAC.
7600 will require an additional wire (L2) for operation. Short TW-TR terminals. C1, C2, ZC, and ZR are unused.
Set low limit on 7600 to OFF.
Available operating limit and/or differential ranges may not be equivalent. Compare the settings to the AquaSmart ranges before replacing.
To use with a millivolt system, an appropriate voltage relay with isolated gold plated contacts must be added to switch the millivolt circuit.
TM
Communications port.
(Table continued on next page)
5

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