CPS Instruments Europe
Precise measurements of particle size distribution are critical in many applications. Precise par……...

Carver Auto Series Plus automatic laboratory presses feature a large 7” color touchscreen operator interface, enhanced platen temperature control with auto-tuning, ramp heating capability, storage of up to 250 recipes, and real-time trending of force and temperature.
Optional features include a seven-day timer for auto platen heat-up. 48-ton models include an integral wrap-around floor stand.

Picture shows Auto Four/3012-PL,H, 30-ton capacity. Image Credit: Carver, Inc.
Auto Series Plus press models offer a range of clamping forces from 15 to 48 tons, and come with platens measuring from 6" x 6" to 19” x 19”.
These compact benchtop presses find applicationin quality control and research and development, catering to needs such as test sample preparation, destructive testing, molding, laminating, and fluid extraction. Detailed press specifications can be found in the table below.
Source: Carver, Inc.
| Model | Catalog Number | Max. Clamp Force, Tons (lb) | Heated Platens | Platen Size (in) | Ram Stroke (in) | Daylight Opening (in) | Overall Size W x D x H (in) | Weight (lb) | Voltage Supply |
|---|---|---|---|---|---|---|---|---|---|
| Two-Post Model | |||||||||
| Auto C-PL | 3888 | 15(30,000) | No | 6 x 6 | 6 | .75 to 16 | 42.50x 24 x 45 | 625 | 115/2301 phase |
| Auto C-PL,H | 3889 | 15(30,000) | Yes | 6 x 6 | 6 | 0 to 12.5 | 42.50x 24x 45 | 670 | 115/2301 phase |
| Auto M-PL | 3890 | 25(50,000) | No | 9 x 9 | 6 | .75 to 16 | 42.50x 24x 45 | 625 | 115/2301 phase |
| Auto MH-PL,H | 3891 | 25(50,000) | Yes | 9 x 9 | 6 | 0 to 11 | 42.50x 24x 45 | 690 | 2301 phase |
| Four-Post Model | |||||||||
| AutoFour/1512-PL | 3892 | 15(30,000) | No | 12 x 12 | 6 | 1 to17 | 50x 29.25 x 46 | 995 | 115/230 1 phase |
| AutoFour/1512-PL,H | 3893 | 15(30,000) | Yes | 12 x 12 | 6 | 0 to 12 | 50x 29.25x 46 | 1,200 | 230 1 phase |
| AutoFour/1515-PL | 4530 | 15(30,000) | No | 15 x 15 | 6 | 8to 17 | 50x 29.25x 46 | 1,500 | 115/230 1 phase |
| AutoFour/1515-PL,H | 4531 | 15(30,000) | Yes | 15 x 15 | 6 | 2to 12 | 50x 29.25x 46 | 1,775 | 230 1 phase |
| AutoFour/3012-PL | 3894 | 30(60,000) | No | 12 x 12 | 6 | 1 to 17 | 50x 29.25x 46 | 995 | 115/230 1 phase |
| AutoFour/3012-PL,H | 3895 | 30(60,000) | Yes | 12 x 12 | 6 | 0 to 12 | 50x 29.25x 46 | 1,200 | 230 1 phase |
| AutoFour/3015-PL | 4532 | 30(60,000) | No | 15 x 15 | 6 | 8to 17 | 50x 29.25x 46 | 1,500 | 115/2301 phase |
| AutoFour/3015-PL,H | 4533 | 30(60,000) | Yes | 15 x 15 | 6 | 2to 12 | 50x 29.25x 46 | 1,775 | 230 1 phase |
| 48 Ton Auto Series - Design includes wrap around Floor Stand | |||||||||
| AutoFour/4815-PL | 5400 | 48(96,000) | No | 15 x 15 | 4 | 7 to 22 | 61 x 39 x 72 | 3,074 | 115/230 1 phase |
| AutoFour/4815-PL,H | 5401 | 48(96,000) | Yes | 15 x 15 | 4 | 0 to 15 | 61 x39 x 72 | 3,384 | 230 1 phase |
| AutoFour/4818-PL | 5402 | 48(96,000) | No | 18 x 18 | 4 | 7 to 22 | 61 x39 x 72 | 3,074 | 115/230 1 phase |
| AutoFour/4818-PL,H | 5403 | 48(96,000) | Yes | 18 x 18 | 4 | 0 to 15 | 61 x39 x 72 | 3,444 | 230 1 phase |
| Available Options | |||||||||
| Item Description | Catalog # | ||||||||
| Floor Stand: 51" L-R x 23.5" F-B x 24" H, Wt. 385# for all standard Auto Series Presses (Excluding 48 Ton Models) | 223321D | ||||||||
| Floor Stand: 51" L-R x 23.5" F-B x 24" H, Wt. 385#, w/6" Casters for all standard Auto Series Presses (Excluding 48 Ton Models) | 223319C | ||||||||
| Auto cooling option; including manifolds and hoses | List separate when requesting quote or placing order. | ||||||||
| Temperature Calibration by instruments traceable to NIST on heated presses | 1525.00003 (sold per controller) | ||||||||
| Force Calibration Certificate using equipment traceable to NIST | 1525.00001 | ||||||||
| Additional kits available | Consult Factory for details | ||||||||
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Hydraulic, Bench Top Lab Presses From Carver, Inc.
AutoPellet Presses for Preparing Pellets, Bricks, Briquettes, and Cakes

Image Credit: Carver, Inc.
The self-contained AutoPellet press models, available in 25 and 40 tons, feature a 5" diameter platen and come with an integrated safety shield cabinet enclosing an electrically powered hydraulic system.
Rigid slab side construction maintains precise alignment and provides a vacuum line connection to the pellet die. Additionally, the AutoPellet presses are equipped with a programmable control system capable of storing up to 10 recipes, including programmable decompression rates.
Sample sizes of 6, 12, 13, 25, 31, and 40 mm of Carver Pellet Dies are available (sold separately).
Specifications of the Bench Top Auto Pellet Press Model 3887NE.L and 4387NE.L
Programmable in units of pounds
Programmable decompression rates
Interlocked safety enclosure with hinged door
Available in 115 V-1 Ph or 230 V 1-Ph supply voltage upon request
Electrical disconnect (non-fused)
Dimensions: 32.5” L-R × 19.75” F-B × 22” min. to 28” max.H, including handle (uncrated)
User’s choice of clamping force in 25 and 40 tons (minimum 1,000)
Daylight Opening 1.5”–7.25”
Stroke 1”
Rugged slab-side construction
Daylight adjustment wheel with swivel handle
Self-contained hydraulic unit
5” diameter work area
Programmable setpoints for clamp force, dwell time, and ejection force
10-recipe storage capability
Available Options
Force Calibration Certificate using equipment traceable to NIST (part #1525.0001) [each]
Floor stand 47” L-R × 22.5” F-B × 30”H Wt 280# (catalog #223219D)
Floor stand 47” L-R × 22.5” F-B × 30” H W/6” Casters Wt 280# (catalog #223229C)
1/8 HP Vacuum pump (catalog #3874)
Evacuable 6 mm Pellet Die Set (catalog #4417)
Evacuable 12 mm Pellet Die Set (catalog #4946)
Evacuable 13 mm Pellet Die Set (catalog #3619)
Evacuable 25 mm Pellet Die Set (catalog #4369)
Evacuable 31 mm Pellet Die Set (catalog #3902)
Evacuable 40 mm Pellet Die Set (catalog #3876)
Carver Special Hydraulic Fluid (Oil) (part #2170)
Hydraulic Vent Valve (solenoid/cartridge valve and coil) (part #6315.19)
UL/CUL Certified electrical panel available upon request as an option
Spare parts kit (part #6315.17)
Three pints of hydraulic oil, push buttons, rod seal, polyseal, relays and fuses
Calibration Options Available
For new equipment and new gauges, force calibration (p/n 1525.00001) with instruments traceable to NIST is offered.
Source:Carver, Inc.
| Catalog Number | Max. Clamp Force, Tons (lb) | Platen Size (in) | Ram Stroke (in) | Daylight Opening (in) | Overall Size W x D (in) | Height (in) | Weight (lb) |
|---|---|---|---|---|---|---|---|
| AutoPellet 3887.NE.L | 25 (50,000) | 5 dia. | 1 | 1.5 to 7.25 | 31.5 x 19.75 | 22 (+handle) | 400 |
| AutoPellet 4387.NE.L | 40 (80,000) | 5 dia. | 1 | 1.5 to 7.25 | 32.5 x 19.75 | 22(+handle) | 450 |
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