Danfoss PFM 100 Measuring Instrument User Guide

: June 13, 2024
: Danfoss

Table of Contents

Danfoss PFM 100 Measuring Instrument
Product Information
Product Usage Instructions
Application
Functions
Usage
Technical Specifications
Ordering PFM 100
Spare Part List
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

Danfoss PFM 100 Measuring Instrument

Product Information

Product Name	PFM 100 Measuring Instrument
Application	The PFM 100 is used for measuring the differential pressure on

both sides of a valve in hydronic systems.
Functions| The PFM 100 has an ON/OFF button, a menu button for navigating
through menu options, and a confirmation button for selecting
items.
Technical Specifications|

Type: Pressure sensor
Pressure range: Not specified
Max. overpressure: Not specified
Non-linearity and hysteresis error: Not specified
Temperature error: Not specified
Medium temperature: Not specified
Ambient temperature: Not specified
Storage temperature: Not specified
Pressure connection: Not specified
Batteries: Included
Power consumption: Not specified
Display: Yes
Keyboard: Yes
Pressure units: Not specified
Flow units: Not specified
Kv-range: Not specified
Dimensions: 94 x 218 x 35 mm
Weight: 600 g, including batteries
Cover: IP65
Calibration validity: 12 months

Product Usage Instructions

Connect the hoses to the valve.
Air the hoses.
Connect the valve to the PFM 100.
Perform zero adjustment:
- From the main menu, select the Zeroing option to correct the static pressure influence.
- Follow the instructions on the display to reset the device to zero.
Type in the Kv-value:
- If the kV value of the measured valve is known, it can be entered in the PFM 100 to display the valve flow.
- From the main menu, select the Kv value option.
- Press the Confirmation button to go through the sequence of numbers.
- Press the Menu button to increase/decrease the numbers.
- Press and hold the Confirmation button to save and exit the menu.
Read off the flow in the display of the PFM 100.

Note: For more detailed information, refer to the user manual available athttps://manual-hub.com/

Application

The PFM 100 is used for measuring the differential pressure on both sides of a valve in hydronic systems

The set consists of :

One PFM 100 Measuring Instrument.
wo hoses with couplings.
Two needles incl. ball valves.

Flow and pressure can be displayed in various units, which you can choose from in the menu. The PFM 100 can communicate with you in one of 10 possible languages. Please note that the pressure unit must not be exposed to subzero temperatures. The pressure unit must at all times be stored at temperatures above 0° C.

Functions

ON / OFF button.
Menu button. Used for navigating through the menu options. Press to enter the menu. Press and hold to exit the menu
Confirmation button. Press to select the marked item

Usage

Connect the hoses to the valve.
Air the hoses.
Connect the valve to the PFM 100.
Zero adjust.
- From the main menu select the Zeroing option in order to correct the static pressure influence.
- To reset the device to zero follow the instruction on the display.
Type in the Kv-value. If the kV value of the measured valve is known, it can be entered in the PFM 100 to display the valve flow.
- From the main menu select the Kv value option.
- Press the Confirmation button to go through the sequence of numbers.
- Press the Menu button to increase / decrease the numbers.
- Press and hold the Confirmation button to save and exit the menu.
Read off the flow in the display of the PFM 100.

Technical Specifications

Type	Specifications
Pressure sensor	Piezo resistive true differential
Pressure range	10 bar
Max. overpressure	Positive side: 15 bar Negative side: 10 bar
Non-linearity and hysteresis error	0.15% of pressure range
Temperature error	1.5% over ambient and medium temperature
Medium temperature	-5 to 90°C
Ambient temperature	-5 to 50°C
Storage temperature	-5 to 50°C
Pressure connection	R21 quick couplers
Batteries	2 x AA NiMH rechargeable
Power consumption	Max. 55 mA
Display	128 x 64 monochromatic, backlight
Keyboard	3 keys
Pressure units	11
Flow units	11, incl. US units
kV-range	0 to 99999, with 0.1 step
Dimensions	94 x 218 x 35 mm
Weight	600 g, incl. batteries
Cover	IP65
Calibration validity	12 months

Ordering PFM 100

No.	Type	Set / pcs	Danfoss code no.
1	FPM 100 Measuring Instrument	1

Spare Part List

No.	Type	Set / pcs	Danfoss code no.
1	Measuring hose, 2 x 1.5 m	1 set	003L8261
2	Needle	1 pcs	003L8262
3	Quick coupling	1 pcs	003L8263
4	Filters	1 set	003L8264
5	Strap	1 pcs	003L8265
6	ASV-I/M measuring KIT for PFM100	1 set	003L8274