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Case: Die casted aluminum,
Dial: 4-1/2 in. (114 mm), white on black background.
Sensing Element: Bronze bourdon tube standard; 316 stainless steel or monel
are optional. 45LHEA and 45LHE Level models up to 20 ft. (6.09 m) brass
bellows is standard; stainless steel bellows is optional (see page 4).
Geared Movement: 302 and 304 stainless steel.
Lens: Clear Polycarbonate, UV stabilized, fog and scratch resistant.
SWICHGAGE
®
Sensor: PowerHall; outputs negative signal
(sinking transistor output) rated: 300 mA continuous.
SWICHGAGE
®
Set Points: 2-fingertip adjustable, visible on face-dial.
SWICHGAGE
Electrical Connection:
®
Surface Mount Case: Terminal block; 1/2 NPTF conduit connection.
Panel Mount Case: Wire leads, 18 AWG x 8 in. (1.0 mm
1/2 NPTM conduit connection.
Optional Conduit Connection: 24 AWG x 8 in. (0.22 mm
1/2 NPTM conduit connection.
Operating Temperature: -40 to 185°F (-40 to +85°C).
Storage Temperature: -77 to 185°F (-60 to 85°C).
Power Input: 4.5 to 28 VDC; 120 VAC/24VDC for Latching Control
Relay (BP) models with built-in transformer/rectifier.
Overrange: Do not exceed 30% above full range (all models).
Pressure Models Sensing Connection: Bottom connection 1/4 NPTM thru
1000 psi (6.89 MPa) [68.9 bar], or 1/2 NPTM 1500 psi (10.3 MPa) [103 bar]
thru 20,000 psi (137 MPa) [1378 bar], back connection optional.
Pressure Models Accuracy: ± 2% for the first and last quarters of the scale,
the middle half of scale is ±1%.
Important information: When using the 45HE SWICHGAGE
45PHE, 45THE and
45PHENC, 45THENC
and 45LHENC Series
45LHE Series
Low
High
+ –
+ –
Note 1
Note 2
3
1
2
4
3
= 26 AWG (0.12 mm
2
)
Red= Positive Power Input
Red= Positive Power Input
Green= Negative Power Input
Green= Negative Power Input
White= Low Transistor Sinking Output
White= Low Transistor Sinking Output
Black= High Transistor Sinking Output
Black= High Transistor Sinking Output
Hall Effect Sensors Ratings: 300 mA continuous
Note 1:
Start/Run Switch; Open for Start,
Closed for Run (surface mount models only).
Note 2:
Start/Run Switch; Closed for Start,
Open for Run (surface mount models only).
2
x 203 mm);
2
Blue
4
Low
High
+ –
+ –
Customer
1
2
4
Connections
12 or 24 VDC
= 26 AWG (0.12 mm
)
2
+
2
--
= 26 AWG (0.12 mm
= 16 AWG (1.5 mm
Specifications
Temperature Models Sensing Connections:
Capillary: 5 feet (1.5 m) PVC armored copper tube, standard.
(Other options available see "How to Order" section, page 4).
Sensing Bulb: Copper, 1/2 in. (13 mm) O.D. x 7 in. (178 mm) length;
600 psi (4.14 MPa) [41.37 bar] pressure rating, for higher pressure
ratings the use of thermowell is recommended.
Sensing Bulb Connection: 1/2 NPTM.
Temperature Models Accuracy
Temperature Range
-60 to 60°F
(-51 to 16°C)
-40 to 136°F
(-40 to 58°C)
15 to 250°F
x 203 mm);
(9 to 121°C)
130 to 350°F
(60 to 180°C)
260 to 450°F
(127 to 232°C)
Level Models Sensing Connections:
45LHE, 45LHEF: Bottom connection 1/4 NPTM.
Bellows Mov. Models (up to 20 ft. [6 m] range): Bottom connection 1/4 NPTF.
45LHEFP: 2 NPTM back connection.
Level Models Accuracy: ± 2% for the first and last quarters of the scale,
the middle half of scale is ±1%.
Internal Wiring
®
with inductive loads, we recommend installing a suppression diode across all coil(s).
45PHEBP, 45THEBP and
45LHEBP Series (12/24 VDC)
Contacts Shown Reset
(Low Limit has been Met)
Yellow
1
7
4
3
Brown
9
6
B
Black
Set
A
Relay Coils
5
8
Reset
Low
High
+
+
Red
–
Red
1
Green
Green
Red
)
2
)
2
Green
Latching Relay Contact Ratings: SPDT Dry Relay Contacts, 10 A @ 120 VAC
1
/
Lower
Middle
4
± 2°F
± 2°F
(± 1°C)
(± 1°C)
± 4°F
± 2°F
(± 2°C)
(± 1°C)
± 8°F
± 2°F
(± 4°C)
(± 1°C)
± 8°F
± 2°F
(± 4°C)
(± 1°C)
± 8°F
± 2°F
(± 4°C)
(± 1°C)
45PHEBP, 45THEBP and
45LHEBP Series (120 VAC)
Contacts Shown Reset
(Low Limit has been Met)
3
Blue
4
7
7
5
9
9
B
8
Customer
Connections
120 VAC
N
–
White
1
2
Black
H
Full Wave
Rectifier
= 26 AWG (0.12 mm
)
2
= 18 AWG (1.0 mm
)
2
= 16 AWG (1.5 mm
)
2
1
/
1
/
Upper
2
4
± 2°F
(± 1°C)
± 2°F
(± 1°C)
± 2°F
(± 1°C)
± 3°F
(± 1.5°C)
± 3°F
(± 1.5°C)
Yellow
3
1
1
4
4
3
Brown
5
6
Black
Set
A
Relay Coils
5
Reset
Red
Low
High
+ –
+ –
Green
Red
Green
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