Product Overview

SWITCH ACTION: Breaks contact on temperature rise to
set point.
DIFFERENTIAL: Approximately 15 F [8.3 C] non-
adjustable. Special models available with 8 F (4.4 C]
differential.
ELECTRICAL RATINGS (A):
I L4080 I L8080
Inductive
I 24Vac i 50~~ i
50 VA
0.25 to 12 Vdc
1 0.25 i -
Powerpile
-
750 mVdc
Second Limit (bimetal switch) on L4080F,G:
Powerpile 750 mV at 0.4 A.
Thermocouple 30 mV at 0.4 A.
PRESSURE RATINGS: 225 psi [1551 kPa] with immersion
well.
MAXIMUM TEMPERATURE RATING: 40 F [22 C] above
set point, or 265 F [129.4 C], whichever is lower.
DIMENSIONS: See Fig. 1.
INSERTION DEPTH: See Fig. 1.
MOUNTING MEANS: Mounts in well.
SPECIFICATIONS OF SECOND LIMIT (L4080F.G):
Leadwires: No. 14 stranded wire, l/32” insulation,
Underwriters Laboratories and Canadian
Standards Association approved for 105 C [221 F]
service.
Ending: l/4” brass, tin plated female quick-connects,
crimped and soldered to leadwires; quick-
connects insulated with nylon housing.
Length: 39” f 1” from end to end (tip of switch to tip of
quick connect).
Functional Length (exposed length): 34-l 12” (l-l /2”
insulation) or 33” (3” insulation).
Bimetal Switch: Powerpile 750 mV at 0.4 A; ther-
mocouple 30 mV at 0.4 A.
OPTIONAL SPECIFICATIONS:
-3/4 in. [19.1 mm] spud.
-3 in. [76.2 mm], 3-5/E in. [92.1 mm], or 5 in.
[127.0 mm] insertion depth.
-45 degree quick-connect terminals.
-control range (Table 1).
-plastic tubing over well.
UNDERWRITERS LABORATORIES INC. LISTED:
L4080B,D,F,G models with well-File No. MP466.
Guide No. MBPR; models less well-File No.
MP466, Guide No. MBPR2.
CANADIAN STANDARDS ASSOCIATION CERTIFIED:
L4080D-File No. LR1620, Guide No. 400-E-0.
AMERICAN GAS ASSOCIATION DESIGN CERTIFIED:
L408OB,D-Test Report 23-l 1 B.
L8080A-Test Report 22-l 5A.
I
FIG. l- L408OB,F AND L8080A INSTALLATION DIMENSIONS IN in. [mm in brackets].
3
60-2101-2