KDV-A 4~20mA Automatic Control Metering Pump (Cheon-Sei / KEMPION)

Name: KDV-A 4~20mA Automatic Control Metering Pump (Cheon-Sei / KEMPION)
Brand: KEMPION

KD series with BLDC motor and microprocessor for 4~20mA auto control; 5–100% range, ±2% accuracy, isolated feedback; vertical mount.

Max flow

25 ml/min … 54000 ml/min

Max pressure

10 kgf/cm²

Turndown / accuracy

±2%

Wetted materials

—

Protection

—

Power

—

Inquire Now Download datasheetxiongxiaoyang55@gmail.com

Best for: verifying flow/pressure and control interfaces against your dosing duty (Mechanical Diaphragm Pumps). Confirm chemical compatibility and install constraints before ordering — inquire for help.

Features

BLDC motor + microprocessor accepts 4~20mA for auto flow control
Effective range 5–100%, accuracy ±2%
Isolated 4~20mA feedback for PLC/PC
Manual/auto modes without external VFD/servo
Standard 1φ 220VAC (some 3φ)
Vertical motor installation

Specifications

Control signal	4~20mA input
Range	5–100%
Accuracy	±2%
Drive	BLDC M/C UNIT
Brand	KEMPION / Cheon-Sei

Applications

Proportional dosing & remote auto control

Water/wastewater treatment

Precise chemical injection

PLC/DCS integration

Materials & media

Ask for wetted-parts details or check the brochure.

Common chemicals: NaOCl, acids, alkalis, polymers — confirm compatibility when inquiring.

Controls & communication

Control signal

4~20mA input

Models & specs

Model	Flow	Pressure	SPM	Power	Weight	Tube	Notes
KDV-A-21H	25 ml/min	10 kgf/cm²	58	0.2 kW	14 kg	PVC ø6×ø11	stroke 3mm
KDV-A-61H	60 ml/min	10 kgf/cm²	58	0.2 kW	14 kg	PVC ø6×ø11	stroke 4mm
KDV-A-12H	120 ml/min	10 kgf/cm²	116	0.2 kW	14 kg	PVC ø6×ø11 / PTFE ø10×ø12 / DN15	stroke 4mm
KDV-A-22H	260 ml/min	10 kgf/cm²	58	0.2 kW	15 kg	PTFE ø10×ø12 / DN15	stroke 6mm
KDV-A-52H	520 ml/min	10 kgf/cm²	116	0.2 kW	15 kg	PTFE ø10×ø12 / DN15	stroke 6mm
KDV-A-82H	840 ml/min	10 kgf/cm²	116	0.2 kW	15 kg	PVC ø12×ø18	stroke 5mm
KDV-A-13H	1020 ml/min	10 kgf/cm²	58	0.2 kW	17 kg	PVC ø12×ø18 / PTFE ø12×ø14 / DN20	stroke 6mm
KDV-A-23H	2040 ml/min	8 kgf/cm²	116	0.2 kW	17 kg	PTFE ø12×ø14 / DN20	stroke 6mm
KDV-A-33L	3480 ml/min	5 kgf/cm²	58	0.2 kW	19 kg	DN25	stroke 10mm
KDV-A-43L	4320 ml/min	5 kgf/cm²	116	0.2 kW	19 kg	DN25	stroke 6mm
KDV-A-53L	5900 ml/min	3 kgf/cm²	116	0.4 kW	20 kg	DN25	stroke 8mm
KDV-A-73L	7440 ml/min	3 kgf/cm²	116	0.4 kW	20 kg	DN25	stroke 10mm
KDV-A-33H	3480 ml/min	10 kgf/cm²	58	0.4 kW	47 kg	DN25	stroke 10mm
KDV-A-73H	7440 ml/min	7 kgf/cm²	116	0.4 kW	47 kg	DN25	stroke 10mm
KDV-A-43H	4400 ml/min	8 kgf/cm²	58	0.4 kW	40 kg	DN25	stroke 10mm
KDV-A-63H	6600 ml/min	7 kgf/cm²	58	0.4 kW	40 kg	DN25	stroke 15mm
KDV-A-93M	9100 ml/min	5 kgf/cm²	116	0.4 kW	40 kg	DN25	stroke 10mm
KDV-A-14N	11800 ml/min	4 kgf/cm²	96	0.75 kW	42 kg	—	stroke 12.5mm
KDV-A-14M	13800 ml/min	5 kgf/cm²	96	0.75 kW	42 kg	—	stroke 15mm
KDV-A-14H	10600 ml/min	7 kgf/cm²	58	0.75 kW	86 kg	DN40	stroke 17.5mm
KDV-A-14G	16000 ml/min	5 kgf/cm²	116	0.75 kW	86 kg	DN40	stroke 12.5mm
KDV-A-24L	22000 ml/min	3 kgf/cm²	116	0.75 kW	86 kg	DN40	stroke 17.5mm
KDV-A-24S	28000 ml/min	3 kgf/cm²	116	0.75 kW	89 kg	DN40	stroke 17.5mm
KDV-A-24H	22000 ml/min	7 kgf/cm²	116	1.5 kW	88 kg	DN40	stroke 17.5mm
KDV-A-34H	32000 ml/min	5 kgf/cm²	116	1.5 kW	92 kg	DN40	stroke 20mm
KDV-A-54L	54000 ml/min	3 kgf/cm²	116	1.5 kW	100 kg	DN50	stroke 20mm

Dimensions & installation

connection sizes shown, no separate outline drawing. wetted end / hose / flange sizes per model table; KDV-A/KHV-A controller and wiring diagram included. flow effective adjustment 5–100%; controller see mounting diagram.