Query Commands; Command Syntax; Echo; Terminator - COSINUS ESCORT 3145A Bedienungsanleitung

Seite 6-64
120V range, user may only need one command string <S104>:
<S> for setting, <1> for primary display,
<0> for Vdc function, <4> for 120V range.
Please refer to Section 6-5-2 for detail information about Set
Commands.

6.4.4 Query Commands

The purpose of Query commands is used for requesting the meter to
respond its current status. An example of a query command <R1> is
used for requesting the meter to respond its primary display characters.
Please refer to Section 6-5-3 for detail information about Query
Commands.

6.4.5 Command Syntax

6.4.5.1

Echo

With echo ON, the meter echoes (returns) all the characters whatever it
receives.
6.4.5.2

Terminator

A terminator is a character sent by a host, which identifies the end of a
command string. In RS-232 applications, a valid terminator consists of
two-byte data:
<CR> (Carriage Return) and <LF> (Line Feed)

6.4.6 Prompts

When a host sends a command string to the meter through RS-232
interface, the meter executes the command and returns one of the
prompts as shown on Table 6-2.
Prompts
﹡ >
= >
! >
Cosinus Computermesstechnik GmbH • Tel. 089-665594-0 • www.cosinus.de
Description
The meter is reset to power-up initialisation status.
A command is executed and no errors are detected.
A command error is detected.
ESCORT 3145A / 3146A