SR3 Series
OPTIONAL RS232 PORT (DB9 connector on back panel)
Transmission Parameters
Setting
Values
Baud rate
Data bits
Start bit
Stop bit
9600
8
1
1
Parity bit
None
Commands
Note: All commands are terminated with a carriage return or a semi-colon.
Command
Parameters Description
AMPF
---
Returns status of amplifier alarm bit. “On” indicates an over or under
amplifier current condition.
Mode0: “ON” – amplifier failure, “OFF” – normal condition
Mode1: 1 byte, 1 – amplifier failure, 0 – normal condition
AMP
ON | OFF
---
Turns amplifier on/off.
AMP?
Returns amplifiers on/off status.
Mode0: “ON” – amplifier on, “OFF” – amplifier off
Mode1: 1 byte, 1 – amplifier on, 0 – amplifier off
When turned on, transmitted characters are echoed back to the
terminal. No characters are echoed when turned off.
Returns echo state
ECHO
ON | OFF
---
ECHO?
Mode0: “ON” – echo on, “OFF” – echo off
Mode1: 1 byte, 1 – echo on, 0 – amplifier off
Returns status of the fan alarm bit
Mode0: “ON” – fan failure, “OFF” – normal condition
Mode1: 1 byte, 1 – fan failure, 0 – normal condition
Returns forward transmitted power (Not available in all amplifiers).
Mode0: “0” – “1023” relative to the forward transmitted power
Mode1: 2 bytes LSB first, 0 - 1023
FANF
FWD
---
---
M0
---
---
---
Data mode 0. Return values sent as text (Default).
M1
Data mode 1. Return values sent in binary form.
OVRP
Returns status of over power alarm bit.
Mode0: “ON” – Amp over rated output power, “OFF” – normal
condition
Mode1: 1 byte, 1 – Amp over rated output power, 0 – normal
condition
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STEALTH_MICROWAVE [ Stealth Microwave, Inc. ]
