9�3�3 Setting of the damping for the switching outputs ��������������������������������20 9�3�4 Configuration of the display ����������������������������������������������������������������20 9�3�5 Zero point calibration ��������������������������������������������������������������������������21 9�4 Service functions �����������������������������������������������������������������������������������������22 9�4�1 Reading of the min/max values for system pressure ��������������������������22 9�4�2 Reset of all parameters to factory setting �������������������������������������������22 10 Operation ���������������������������������������������������������������������������������������������������������22 10�1 Reading of the set parameters ������������������������������������������������������������������22 10�2 Fault indication ������������������������������������������������������������������������������������������22...
2 Safety instructions • The device described is a subcomponent for integration into a system� - The manufacturer is responsible for the safety of the system� - The system manufacturer undertakes to perform a risk assessment and to create documentation in accordance with legal and normative requirements to be provided to the operator and user of the system�...
Even if the bursting pressure is exceeded only for a short time, the unit may be destroyed� NOTE: Risk of injury! If pressures might occur which are higher than the permissible overpressure, you should use other units of the PN70xx series� If you have any questions, please contact ifm electronic's sales specialists�...
4 Function 4.1 Processing of the measured signals • The unit displays the current system pressure� • It generates 2 output signals according to the parameter setting� OUT1 • Switching signal for system pressure limit value� 2 options OUT2 • Switching signal for system pressure limit value� •...
4.3 Diagnostic function Output 2 is used as diagnostic output based on the DESINA specification if [OU2] = [dESI]� • If there is no fault, the output is switched and carries UB+ (if P-n = PnP) or UB- (if P-n = nPn)� •...
5 Mounting Before installing and removing the unit: make sure that no pressure is applied to the system� ► Screw the pressure connection or adapter G⅛ to the main pressure connection (1) and tighten� Maximum tightening torque: 8 Nm� Further possibilities: → the following sections. 5.1 Mounting accessories The following components are available as accessories: Order no�...
5.3 DIN rail mounting DIN rail TH 35-7�5 to EN 60715 ► Fix the mounting clip (1) with the screws M4 x 40 (2) to the flange� Maximum tightening torque: 2�5 Nm� ► Hook the unit into the DIN rail and clip it into place� Removal: ►...
5.5 Mounting on a pressure-carrying rear panel 1: main pressure connection 2: gland for pressure connection 2 mm 3: adapter plug (not included) 4: O-ring (not included) 5: fixing screws (not included) ► Cover the main pressure connection with an adapter plug G⅛ . Maximum tightening torque: 8 Nm�...
5.7 Mounting on a maintenance unit The unit can be integrated in maintenance units by means of an adapter R⅛ to R⅛ (order no. E37350) or by means of the T pipe mounting set (order no. E37360)� When using the indicated accessories the pressure sensor can be aligned�...
7 Operating and display elements 3 4 5 6 Mode/Enter 1 to 8: Indicator LEDs - LED 1 to LED 3 = system pressure in the unit of measurement which is indicated on the label� - LEDs 4 to 6: not used, - LED 7, LED 8 = switching state of the corresponding output�...
8.2 Explanation of the menu SP1/rP1 Upper / lower limit value for system pressure at which OUT1 switches� SP2/rP2 Upper / lower limit value for system pressure at which OUT2 switches� Output function for OUT1: • Switching signal for the pressure limit values: hysteresis function [H ��] or window function [F ��], either normally open [�...
9 Parameter setting During parameter setting the unit remains in the operating mode� It continues its monitoring function with the existing parameters until the parameter setting has been completed� 9.1 General parameter setting 3 steps must be taken for each parameter setting: Parameter selection ►...
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Mode/Enter Set ► Press [Set] and keep it pressed until the valid code no� is displayed� ► Press [Mode/Enter] briefly� On delivery by ifm electronic: no access restriction� ► Press [Set] briefly� > The first parameter of the sub-menu Mode/Enter Set is displayed (here: [Uni])�...
9.2 Setting of the output signals 9.2.1 Setting of the unit of measurement for system pressure ► Select [Uni] and set the unit of measurement: [bAr], [mbar], [MPa], [kPa], [PSI]� 9.2.2 Setting of the output function ► Select [OU1] and set the function: - [Hno] = hysteresis function / normally open - [Hnc] = hysteresis function / normally closed, - [Fno] = window function / normally open,...
9.3.2 Setting of the output logic for the switching outputs ► Select [P-n] and set [PnP] or [nPn]� 9.3.3 Setting of the damping for the switching outputs ► Select [dAP] and set a value� dAP value = response time between pressure change and change of the switching status in milliseconds�...
9.3.5 Zero point calibration Setting of an offset value for accuracy optimisation for differential pressure measurement� ► Select [COF] and set a value between -10 % and 10 % of the measuring span� The internal measured value "0" is shifted by this value� ►...
9.4 Service functions 9.4.1 Reading of the min/max values for system pressure ► Select [HI] or [LO], briefly press [Set]� [HI] = maximum value, [LO] = minimum value� Delete memory: ► Select [HI] or [LO]� ► Press [Set] and keep it pressed until [----] is displayed� ►...
11 Factory setting Factory setting User setting 25% VMR * 23% VMR * 75% VMR * 73% VMR * * = the indicated percentage of the final value of the measuring range (VMR) of the corresponding sensor in bar is set...
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