Tel-Tru PTD-2 Specifications

TEL-TRU MANUFACTURING COMPANY

PTD-1 LOCAL READOUT DISPLAY

www.teltru.com

The PTD-1 loop powered display is designed for direct readout in milli-Amps VC, percent of
full scale, or engineering units. The display is configurable from -1999 to +1999, and may be
used on most instruments with 4 to 20mA output and a DIN 43650 electrical connection.

➤ Reliable in harsh environments and high vibration applications

• High-impact ABS housing

• Fully gasketed

• NEMA 4X

• Surface mount electronics

➤ Easy field setup
➤ NIST traceable calibration certificate available

when display is factory installed on models that use
DIN 43650 Aconn. and 4-20mAelectronics

➤ ELECTRICAL

Excitation: 12-36 Vdc
Voltage Drop: 2.5 Vdc Max
Zero Balance: <

±1% FSO

FSO Setting: <

±1% FSO
Display: LED (LCD Available)
Update Rate: < 100 mS
Insulation Resistance: 1000 MΩ at 50 Vdc
Reverse Polarity: Protected
EMI/RFI: Internal Filtering
Short Circuit Protected: Up t o 4 0 Vd c

➤ PERFORMANCE

Accuracy: < ±0.05% FSO (BFSL, RSS)
Repeatability: < ±0.05% FSO
Temperature Effects: <

±0.5% FSO over comp range

(combined effects of zero and
FSO with reference at 70º F)

Long Term Stability: <

±0.05% FSO per year

➤ MECHANICAL

Materials: High impact ABS plastic

neoprene gasket
Mates With: DIN 43650 electrical connector
Dimensions: See outline drawing
Weight: Approximately 3 oz.

➤ ENVIRONMENTAL

Compensated Temp Range: 0 to 170ºF
Operating Temp Range: 0 to 200ºF
Storage Temp Range: -20 to 200ºF

Specifications

Tel-Tru Manufacturing Company

408 St. Paul St., Rochester, New York 14605 USA
Phone: [phone] • 800.232.5335 • Fax: [phone] • E-mail: [email protected] • Web: www.teltru.com

PTD-1 LOCAL READOUT DISPLAY

NEMA 4X Loop powered, Customer configurable

PTD1SHT05

➤ INSTALLATION

1. Unscrew Hex nut and remove
connector.

2. Install indicator on instrument.
Please be certain wiring is +
in : Pin 1, return/signal : Pin 2.

3. Tighten mounting screw located
in center of indicator. Re-install
connector and Hex nut.

4. Install mating DIN connector.

➤ CALIBRATION

1. Remove face plate (4 screws).

2. Determine position for switch K1 and K2 and
short appropriate pins.

3. Install display on instrument.

4. Apply input voltage to Pin 1 of removable connector
(12-36 Vdc).

5. Apply the zero pressure, adjust zero pot to desired
zero reading.

6. Apply full scale pressure, adjust span pot to desired
span reading.

7. Install face plate.

MADE IN USA