00192375-01 - 第99页

SIPLACE GEM for S25, HS50 SW Version GEM 502.01 HOST Inter face Manual ©Siemens AG, all rights reserved page 99 of 236 If the Host r equests the lim its for a specif ic variable which is eligible for lim its m onitoring …

SIPLACE GEM for S25, HS50 SW Version GEM 502.01

HOST Interface Manual

 6)9DULDEOH/LPLW$WWULEXWHV6HQG

S2F48 * H <- E

<L [2]

<U4 VID> * Variable ID

<L [4]

<A UNITS> * Units of Measure

<LIMITMIN> * Minimum Limit

<LIMITMAX> * Maximum Limit

<L * Up to 7 Possible

<L [3]

<B [1] LIMITID> * Limit ID

<UPPERDB> * Upper Deadband

<LOWERDB> * Lower Deadband

...

> .

The Equipment sends this message in response to a Host S2F47 and reports the

characteristics of limits for specified variables. In response to a request from the Host for

all limits for all variables, only variables with limits defined are reported. If the Host

requests specific variables which are not eligible for limits monitoring, the following

message will be reported for that variable:

S2F48 * H <- E

<L [2]

<U4 VID> * Variable ID

<L> * Not eligible for Limits

...

> .

SIPLACE GEM for S25, HS50 SW Version GEM 502.01

HOST Interface Manual

If the Host requests the limits for a specific variable which is eligible for limits monitoring

but does not have any limits defined, this variable will be reported as follows:

S2F48 * H <- E

<L [2]

<U4 VID> * Variable ID

<L [4]

<A UNITS> * Units of Measure

<LIMITMIN> * Minimum Limit

<LIMITMAX> * Maximum Limit

<L> * No Limits Defined

...

> .

SIPLACE GEM for S25, HS50 SW Version GEM 502.01

HOST Interface Manual

 6WUHDP

not used