Features Leak detection in either leak rate or pressure decay modes Flow velocity and volume measurement using standard pitot tubes and anubars Automatic % error calculation simplifies transmitter or transducer calibration Measurement of pressure, temperature, voltage and current Two channel — simultaneous measurement and display of pressure, temperature, voltage or current in any combination Interchangeable pressure and temperature modules Programmable damping

SPECIFICATIONS

Standard Display	Alphanumeric LCD, 0.37-inch height, 2 lines, 16 characters/line
Engineering Units	psi, in.H2O, in. Hg, ftSW, bar, mbar, kPa, Mpa, mmHg, cmH2O, mmH2O and kgcm2 and any single user-programmable engineering unit
Temperature Range	32° to 120°F (0 to 49°C)
Electrical Sourcing Specification	24 Vdc at 25 mA
Electrical Measurement Specification
Inputs (Volts)	Accuracy
0/10 Vdc	±0.025% F.S.
0/30 Vdc	±0.10% F.S.
Input (mA)	Accuracy
0/20 mA	±0.03% F.S.
0/50 mA	±0.05% F.S.
RS232 Serial Interface	with 9-pin D type at 300, 1200, 2400, 9600 baud
Weight	ST-2A Base unit: 3.0 lb (1.4 kg)

CAT NO.

MODEL

DEscRIPTION

AVAIL

PRICE

AS21

ST2A1

Two Line Digital Display Unit with 70 VAC/60 Hz AC Adapter

Yes

2,581,200

AS22

ST2A2

Two Line Digital Display Unit with 230 VAC/50 Hz AC Adapter

Yes

2,581,200

AS23

ST2A3

Two Line Digital Display Unit with 100 VAC/50 Hz AC Adapter

Yes

2,581,200

AS300

B

OPTIONAL Back Lit LCD Display FOR Digital Pressure/Leak Indicator

Yes

205,200

AS3021

N

OPTIONAL NiCad Batteries (rechargeable) FOR Digital Pressure/Leak Indicator

Yes

205,200

AS303

A

OPTIONAL Alkaline Batteries (non-rechargeable) FOR Digital Pressure/Leak Indicator

Yes

205,200

AS304

H

OPTIONAL Handle FOR Digital Pressure/Leak Indicator

Yes

86,400

AS305

L

OPTIONAL Loop Power Supply FOR Digital Pressure/Leak Indicator

Yes

492,480

AS306

P

OPTIONAL Panel Mounting Brackets FOR Digital Pressure/Leak Indicator

Yes

54,000

AS308

D1

OPTIONAL Standard Data Logging Memory & High/Low Alarms and Differential Measurement Firmware FOR Digital Pressure/Leak Indicator

Yes

475,200

AS322

AQS-TC1

OPTIONAL TC Interface for J, K, T FOR Digital Pressure/Leak Indicator

Yes

896,400

AS310

PPT-RT1

OPTIONAL RTD PROBE FOR Pt100, Ni 120, Cu 10 FOR Digital Pressure/Leak Indicator

Yes

982,800

AS311

AQS-RT2

OPTIONAL RTD interface assembly for use with Pt1000 RTD probe and other RTDs with resistance outputs of 4000 ohms or less FOR Digital Pressure/Leak Indicator

Yes

896,400

AS312

840X010-01

OPTIONAL Pt100 (385), 0.125 diameter, 12 inch length, handle and 5 ft. coiled cable FOR Digital Pressure/Leak Indicator

Yes

645,840

AS313

840X010-02

OPTIONAL Pt100 (385), 0.25 diameter, 12 inch length, handle and 5 ft. coiled cable FOR Digital Pressure/Leak Indicator

Yes

645,840

AS314

840X010-02

OPTIONAL Pt100 (385), 0.125 diameter, 6 inch length, handle and 5 ft. coiled cable FOR Digital Pressure/Leak Indicator

Yes

645,840

AS315

840X010-06

OPTIONAL RTD PROBE-6" LGTH, HANDLE, 5' CABALE (0.25) FOR Digital Pressure/Leak Indicator

Yes

637,200

AS316

840X010-03

OPTIONAL Pt100 (385), 0.125 diameter, 12 inch length, 10 ft. standard cable FOR Digital Pressure/Leak Indicator

Yes

594,000

AS317

840X010-04

OPTIONAL Pt100 (385), 0.25 diameter, 12 inch length, 10 ft. standard cable FOR Digital Pressure/Leak Indicator

Yes

594,000

AS318

840X010-07

OPTIONAL Pt100 (385), 0.125 diameter, 6 inch length, 10 ft. standard cable FOR Digital Pressure/Leak Indicator

Yes

594,000

AS319

840X010-08

OPTIONAL Pt100 (385), 0.25 diameter, 6 inch length, 10 ft. standard cable FOR Digital Pressure/Leak Indicator

Yes

594,000

AS320

828X136-01

OPTIONAL TA4F mating connector for use with AQS-RT module and our own RTD probes. (probes are supplied with the TA4F connector) FOR Digital Pressure/Leak Indicator

Yes

43,200