Name: SD8501
Brand: ifm
SKU: SD8501
Price: 899.10 EUR

Product characteristics

Number of inputs and outputs	Number of digital outputs: 2; Number of analogue outputs: 1
Measuring range [scfh]	25...7945
Measuring range [scfm]	0.4...132.4
Measuring range [ft/s]	1.2...340.2
Process connection	threaded connection 1" NPT DN25

Application

Application	for industrial applications
Media	compressed air
Medium temperature [°C]	-10...60
Min. bursting pressure [psi]	928
Pressure rating [psi]	232
MAWP (for applications according to CRN) [bar]	10.5

Electrical data

Operating voltage [V]	18...30 DC; (to SELV/PELV)
Current consumption [mA]	< 80
Protection class	III
Reverse polarity protection	yes
Power-on delay time [s]	1

Inputs / outputs

Number of inputs and outputs	Number of digital outputs: 2; Number of analogue outputs: 1

Inputs

Inputs	counter reset

Outputs

Output signal	switching signal; analogue signal; pulse signal; IO-Link; (configurable)
Electrical design	PNP/NPN
Number of digital outputs	2
Output function	normally open / normally closed; (parameterisable)
Max. voltage drop switching output DC [V]	2.5
Permanent current rating of switching output DC [mA]	150; (per output)
Number of analogue outputs	1
Analogue current output [mA]	4...20; (scalable)
Max. load [Ω]	500
Pulse output	consumed quantity meter
Short-circuit protection	yes
Type of short-circuit protection	pulsed
Overload protection	yes

Measuring/setting range

Measuring range [scfh]	25...7945
Measuring range [scfm]	0.4...132.4
Measuring range [ft/s]	1.2...340.2
Display range [scfh]	0...9535
Display range [scfm]	0...158.9
Display range [ft/s]	0...408.2
Resolution [scfh]	5
Resolution [scfm]	0.1
Resolution [ft/s]	0.2
Set point SP [scfh]	69...7943
Set point SP [scfm]	1.1...132.4
Set point SP [ft/s]	3...340.1
Reset point rP [scfh]	30...7904
Reset point rP [scfm]	0.5...131.7
Reset point rP [ft/s]	1.3...338.4
Analogue start point ASP [scfh]	0...6357
Analogue start point ASP [scfm]	0...105.9
Analogue start point ASP [ft/s]	0...272.2
Analogue end point AEP [scfh]	1589...7946
Analogue end point AEP [scfm]	26.5...132.4
Analogue end point AEP [ft/s]	68...340.2
Low flow cut-off LFC [scfh]	9...85
Low flow cut-off LFC [scfm]	0.2...1.4
Low flow cut-off LFC [ft/s]	0.4...3.6
In steps of [scfh]	1
In steps of [scfm]	0.1
In steps of [ft/s]	0.1

Pressure monitoring

Measuring range [psi]	-15...232
Display range [psi]	-15...290
Resolution [psi]	1
Set point SP [psi]	-13...232
Reset point rP [psi]	-15...231
Analogue start point [psi]	-15...186
Analogue end point [psi]	32...232
In steps of [psi]	1

Volumetric flow quantity monitoring

Measuring range

0...100000000 m³

0...353146667.2 scf

Display range

0...100000000 m³

0...353146667.2 scf

Set point SP

0.001...10000000 m³

0.05...353146667.2 scf

Pulse value

0.001...10000000 m³

0.05...353146667.2 scf

In steps of

0.0001 m³

0.005 scf

Pulse length [s]

0.007...2

Temperature monitoring

Measuring range

-10...60 °C

14...140 °F

Display range

-24...74 °C

-11.2...165.2 °F

Resolution

0.2 °C

0.5 °F

Set point SP

-9.7...60 °C

14.6...140 °F

Reset point rP

-10...59.7 °C

14...139.4 °F

Analogue start point

-10...46 °C

14...114.8 °F

Analogue end point

4...60 °C

39.2...140 °F

In steps of

0.1 °C

0.1 °F

Accuracy / deviations

Temperature coefficient [1/K]	± 0,07 % MW
Accuracy (in the measuring range)	class 141: ± (2 % MW + 0,5 % MEW); class 344: ± (6 % MW + 0,6 % MEW) ; air quality to ISO 8573-1:2010; at medium temperature 73 °F
Repeatability	± (0,4 % MW + 0,1 % MEW)

Pressure monitoring

Repeatability [% of the final value]	± 0,2
Characteristics deviation [% of the final value]	< ± 0,5; (BFSL = Best Fit Straight Line)
Greatest TEMPCO of the span [% MEW / 10 K]	± 0,3
Greatest TEMPCO of the zero point [% MEW / 10 K]	± 0,1

Temperature monitoring

Accuracy [K]	± 0,5; (medium flow in the limit area of the flow measurement range)

Response times

Response time [s]	0.1; (dAP = 0)
Damping process value dAP [s]	0...5

Pressure monitoring

Response time [s]	0.05

Temperature monitoring

Dynamic response T05 / T09 [s]	T09 = 0,5

Software / programming

Parameter setting options	hysteresis / window; normally open / normally closed; current/pulse output; display can be rotated and switched off; Display unit; totaliser

Interfaces

Communication interface

IO-Link

Transmission type

COM2 (38,4 kBaud)

IO-Link revision

1.1

SDCI standard

IEC 61131-9 CDV

Profiles

Digital Measuring Sensor (0x800A), Identification and Diagnosis (0x4000)

SIO mode

yes

Required master port type

A

Process data analogue

8

Process data binary

2

Min. process cycle time [ms]

7.2

Supported DeviceIDs

Type of operation	DeviceID
default	867

Operating conditions

Ambient temperature [°F]	32...140
Storage temperature [°C]	-4...185
Max. relative air humidity [%]	90
Protection	IP 65; IP 67

Tests / approvals

EMC

DIN EN 60947-5-9

Vibration resistance

DIN EN 68000-2-6

5 g (10...2000 Hz)

MTTF [years]

183

UL approval

UL Approval no.	I012
File number UL	E174189

Pressure Equipment Directive

Sound engineering practice; can be used for stable gases fluid group 2

Mechanical data

Weight [g]	1581
Materials	PBT+PC-GF30; PPS GF40; stainless steel (304/1.4301); stainless steel (303/1.4305); steel (1.5523) galvanised; 2.0401 (brass / CW614N); FKM
Materials (wetted parts)	stainless steel (304/1.4301); stainless steel (303/1.4305); FKM; ceramics glass passivated; PPS GF40; Al2O3 (ceramics); acrylate
Process connection	threaded connection 1" NPT DN25

Displays / operating elements

Display

	colour display 1,44", 128 x 128 pixels
	2 x LED, yellow

Remarks

MW = measured value

MEW = Final value of the measuring range

Measuring, display and setting ranges refer to the standard volume flow according to DIN ISO 2533.

For information about installation and operation please see the operating instructions.

Pack quantity

1 pcs.

Electrical connection

Connection	Connector: 1 x M12; coding: A