Brooks Instrument SLA5810/20 User Manual
Page 10
1-4
Models SLA5810 and SLA5820
Section 1 Introduction
Installation and Operation Manual
X-PR-SLA5800-PC-eng
Part Number: 541B091AAG
July, 2010
Command-Setpoint Input (Analog I/O option only)
Current Setpoint Input Specifications
Nominal Range:
4-20 mA or 0-20 mA
Full Range:
0-22 mA
Input Impedence:
125
Ω
Voltage Setpoint Input Specifications
Nominal Range:
0-5 Vdc
Full Range:
0-5.5 Vdc
Input Impedence:
>990 k
Ω
Pressure Output (Analog I/O option only)
Pressure Output (Voltage) Specifications
Nominal Range:
0-5 Vdc, 1-5 Vdc
Calibrated Accuracy: +0.1% of F.S.
Full Range:
-0.5-5.5 Vdc(@0-5 Vdc);
0.6-5.5 Vdc(@1-5 Vdc)
Minimum Load Resistance: 2 kW
Pressure Output (Current) Specifications
Nominal Range:
4-20 mA or 0-20 mA
Calibrated Accuracy: ±0.1% of F.S.
Full Range:
0-22 mA(@ 0-20 mA);
3.8-22 mA(@ 4-20 mA)
Maximum Load:
380
Ω (for supply voltage < 16 Vdc)
580
Ω (for supply voltage > 16 Vdc)
Valve Override Signal (Analog I/O version only)
Left floating/unconnected – instrument controls valve to command setpoint
Connected to signal at or above 5.0 Volts – valve is forced open
Connected to signal at or below 0.0 Volts – valve is forced closed
5 Volt Reference Signal (Analog I/O version only)
For use with potentiometer command setpoint input
±0.2%, into 1K ohm (minimum load)
Configuration Select Signal (Analog I/O version Only)
Select one of ten gases and P.I.D. tuning settings in analog mode.
Requires external connection of resistors between PIN # 13 and PIN # 10
PC-based Support Tools
Brooks Instrument offers a variety of PC-based process control and service
tools to meet the needs of our customers. SmartDDE may be used with any
unit supporting RS-485 in a multidrop configuration, thus allowing users to
control and monitor their Brooks devices. The Brooks Service Tool
TM
(BST)
may be used to monitor, diagnose, tune and calibrate Brooks devices
equipped with DeviceNet or FOUNDATION Fieldbus communications. The
Brooks Service Tool
TM
interfaces with Brooks products via a special service
port.