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Protective Ground  

Terminal

CAUTION  
   Refer to Manual

!

!

CAUTION:  Not for clinical use on human patients. 

Harvard Apparatus PHD ULTRA

 Syringe Pump Series User’s Quick Start

Publication  5419-001-REV-E

Fuse Holder

Main Power Switch

Connector for Remote 
Mechanism

 

(option)

Analog Control Connector

 

(option)

RJ11 Connectors for RS-232

 

(option)

User I/O Connector

Footswitch Input 

(switch sold separately)

Universal Power Input

RS-485 Connectors 

(For pump-to-pump communication)

RS-232 Serial Input

USB Serial Input

(For communication 

from PC)

Half nut Release Knobs

Syringe Holder

Bracket Clamp 
Knobs

User Interface / 
Touchscreen

Run LED

Guide Rods

Vertical Foot 

Support

Mechanical 

Stops

Lead screw Pusher Block

Syringe Barrel Clamp

Figure 2:   Rear view of the PHD ULTRA

.

Figure 3:   Battery Insulator must be removed before use.

Figure 1:   Front view of the PHD ULTRA

.

Features of the PHD ULTRA

PHD ULTRA

 Safety Information 

Please read the following safety precautions to ensure proper use of 
your syringe pump.  To avoid potential hazards and product damage, 
use this product only as instructed in this manual.

To Prevent Hazard or Injury:

Use Proper Line Cord

Use only the specified line cord for this product and make sure line 
cord is certified for country of use. The operating voltage range for 
the PHD ULTRA

 is 100-240 vac, 50/60 Hz.

Ground the Product

This product is grounded through the grounding conductor of the 
power cord.  To avoid electric shock, the grounding conductor 
must be connected to earth ground.  Before making any connections 
to the input or output terminals of the product, ensure that the 
product is properly grounded.

Make Proper Connections

Make sure all connections are made properly and securely.  Any 
signal wire connections to the unit must be no longer than 3 meters.

Observe all Terminal Ratings

Review the operating manual to learn the ratings on all connections.

Use Proper Fuse

Use only specified fuses with product.

Avoid Exposed Circuitry

Do not touch any electronic circuitry inside of the product.

Do Not Operate with Suspected Failures

If damage is suspected on or to the product do not operate the 
product.  Contact qualified service personnel to perform inspection.

Place Product in Proper Environment

Review the operating manual for guidelines for proper operating 
environments.

Observe all Warning Labels on Product

Read all labels on product to ensure proper usage.

(For communication 

from PC)

*Power Source
When powering a pump in a 
chain through an RS-485 cable, 
toggle switch to RS-485.

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