Pressure balance

Name: Pressure balance
Brand: WIKA

Primary standard, differential pressure version

Range

0.2…800 bar

CE97/23/EC (Module A)

Price

On request

Depends on configuration

Special features

Measuring range (= static pressure + differential pressure) up to 800 bar [11,600 psi] pneumatic
Total measurement uncertainty to 0.008 % of differential pressure plus 0.0001 % (1 ppm) of static pressure
COFRAC calibration certificate included as standard
High long-term stability with recommended recalibration cycle every five years
DP from 10 Pa up to 800 bar [0.04 inH 2 O up to 11,600 psi] with static pressure effects down to 1 ppm

Identification

Model	CPB6000DP
Product family	CPB6000
Subcategory	differential pressure balance

Measuring range

Pressure ranges

0.2…800 bar · 0.013…11600 psi

Accuracy

Uncertainty

0.008 % of differential pressure plus 1 ppm of static pressure

Process conditions

Medium	gas
Calibration type	deadweight

Operating environment

Weight

45 kg

Certifications and approvals

Certifications	CE97/23/EC (Module A)
Traceability	COFRAC · LNE · PTB

Additional details

Portable	No
Datasheet languages	EN, DE

Tables from datasheet

Available pressure ranges in bar	Static pressure (SP) Effect	Measure - ment uncer - tainties 1) on ∆P	Mini- mum ∆P range [bar]
Piston- cylinder unit KN	First point [bar]	Complete mass set in kg	2)
		1	20	30	40
		Maximum pressure in bar
5 bar/kg	1	5	100	150	200	10 Pa + 1 ppm of SP	0.002% of ∆P	0.05
10 bar/kg	2	10	200	300	400	40 Pa + 1 ppm of SP	0.002% of ∆P	0.1
20 bar/kg	4	20	400	600	800	80 Pa + 1 ppm of SP	0.002% of ∆P	0.2

Available pressure ranges in psi	Static pressure (SP) Effect	Measure - ment uncer - tainties 1) on ∆P	Mini- mum ∆P range [psi]	Correspondence mass [kg] / pressure [psi]
Piston- cylinder unit KN	First point [psi]	Complete 1 20	mass 30 pressure	set in kg 40 in psi	Unitary 5	weight	in 2	kg		0.2	0.1	Piston	Bell	Unit
Maximum	4		1	0.5
100 psi/kg	20	100	2,000	3,000	4,000	0.002 psi + 1 ppm of SP	0.002% of ∆P	0.001	500	400	200	100	50	20	10	20	4	psi
200 psi/kg	40	200	4,000	6,000	8,000	0.008 psi + 1 ppm of SP	0.002% of ∆P	0.002	1,000	800	400	200	100	40	20	40	8	psi
250 psi/kg	50	250	5,000	7,500	10,000	0.009 psi + 1 ppm of SP	0.002% of ∆P	0.0025	1,250	1,000	500	250	125	50	25	50	16	psi
300 psi/kg	60	300	6,000	9,000	12,000	0.01 psi + 1 ppm of SP	0.002% of ∆P	0.003	1,500	1,200	600	300	150	60	30	60	240	psi

Instrument base
Pressure transmission medium	Any non-corrosive gas
Lubrication medium	Standard: Drosera™ oil Option: Krytox™ when oxygen compatibility required
Piston-cylinder system
Pressure ranges	0.2 ... 800 bar / 0.013 ... 11,600 psi
Material	Tungsten carbide
Assembly type	Liquid lubricated gas type (re-entrant)
Piston position monitoring	Standard: Dual mechanical Option: electronic
Mass set	Up to 40 kg
Material	AISI316 austenitic, non magnetic stainless steel
Drop rate	approx. 15 minutes (may vary depending on piston cylinder range)
Case
Dimension (LxWxH)	620 x 500 x 510 mm/ 24.4 x 19.4 x 20.1 inch
Weight	45 kg

EC conformity and certificates

EC conformity
Pressure equipment directive	97/23/EC (Module A)
Certificate
Calibration	Standard:COFRAC calibration certificate Option:LNE/PTB calibration certificate

View all (5)

Instrument base	Box with base and standard accessories Dimensions: 780 x 650 x 750mm Weight in kg
Model	net
CPB6000-DP	85