Johnson Controls Penn P70MA-1 User Manual

P—P70, P72, and P170 Controls for Dual Pressure Applications Product/Technical Bulletin 9
O
rdering Information
P70, P72, and P170 controls for dual pressure
applications are available in a variety of standard and
non-standard models. Table 1 is a model selection
chart that lists the features on standard dual pressure
control models available through most
Johnson Controls/PENN Authorized Distributors.
Table 2 is a type identification matrix that itemizes all
the potential P70, P72, and P170 dual pressure control
types. Not all combinations in Table 2 are
manufactured and available. Figure 13 illustrates the
pressure connection styles available on P70, P72, and
P170 control models.
Contact your Johnson Controls/PENN Authorized
Representative for availability and price.
Table 1: Standard Model Selection Chart for P70, P72, and P170 Dual Pressure Controls
Low Pressure Side
psig (kPa)
High Pressure Side
psig (kPa)
Model
Code
Number
Switch
Action
Range Differential Range Differential
(Non-Adjustable)
Pressure
Connector
Limited
Knob
Adjustment
MICRO-SET Controls for Non-Corrosive Refrigerants
P70LB-6*
Fixed
Approx. 65 (448)
Low
CUT OUT
P70MA-18*
SPST
Lockout Requires
Manual Reset
P70SA-1*
Two
Independent
SPDT
Fixed at 65 (448)
or
Lockout Requires
Manual Reset
36 in. Capillary with
1/4 in. Flare Nut
None
P170LB-6*
Fixed
Approx. 65 (448)
Low
CUT OUT
P170MA-18*
SPST
Lockout Requires
Manual Reset
P170SA-1*
Two
Independent
SPDT
12 in. to 80
(-41 to 552)
Min 5 (34)
Max 35 (241)
100 to 500
(690 to 3447)
Fixed at 65 (448)
or
Lockout Requires
Manual Reset
1/4 in. Male Flare
Connector
None
All Range Controls for Non-Corrosive Refrigerants
P70LB-1*
Fixed
Approx. 65 (448)
Low
CUT OUT
P70MA-1*
Min 6 (41)
Max 50 (345)
P70NA-1
SPST
Fixed
(Manual
Reset)
Lockout Requires
Manual Reset
P72LA-1*
None
P72LB-1*
Fixed
Approx. 65 (448)
Low
CUT OUT
P72MA-1*
Min 7 (48)
Max 50 (345)
P72NA-1*
DPST
Fixed
(Manual
Reset)
Lockout Requires
Manual Reset
36 in. Capillary with
1/4 in. Flare Nut
None
P170LB-1*
Fixed
Approx. 65 (448)
Low
CUT OUT
P170MA-1*
Min 7 (48)
Max 50 (345)
P170NA-1
SPST
20 in. to 100
(-68 to 690)
Fixed
(Manual Reset)
100 to 500
(690 to 3447)
Lockout Requires
Manual Reset
1/4 in. Male Flare
Connector
None
All Range Ammonia Compatible Controls
P70LA-2*
Fixed
Approx. 65 (448)
P70MA-2*
SPST
20 in. to 100
(-68 to 690)
Min 7 (48)
Max 50 (345)
100 to 500
(690 to 3447)
Lockout Requires
Manual Reset
1/4 in. Female
NPT Connector
None
*Control models with high pressure side (only) that are UL Listed as Refrigeration Pressure Limiting Controls.

Johnson Controls Penn P70MA-1 Specifications

General

Brand	Johnson Controls
Model	Penn P70MA-1
Category	Control Unit
Language	English