Lamtec ETAMATIC, Quick Reference, Page: 16 / 26

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8 Appendix
8 Appendix
8.1 Mode Abbreviations Used
Fig. 8-1 Status display at customer interface Fig. 8-2 Display at programming unit
Short text Description
BE → READY (signal on terminal 58)
ZÜ → IGNITION POSITION or IGNITION
EZ → SETTING/IGNITION position (same as IGNITION, but ETAMATIC on
SETTING)
GL → BASE FIRING RATE
EG → SETTING/BASE FIRING RATE” (as BASIC FIRING RATE, but ETA-
MATIC on SETTING)
NA → POST-PURGE
AU → BURNER OFF (no signal present)
EL → SETTING
SL → CLEAR MEMORY
EV → SETTING/PRE-PURGE" (as "PRE-PURGE", but ETAMATIC on SET-
TING)
ES → SETTING/CONTROL (as AUTOMATIC but ETAMATIC on SET)
ST → FAULT
VO → PRE-PURGE
HA
or Hand → MANUAL MODE (burner efficiency may be adjusted manually)
no display → Burner set to AUTOMATIC during OPERATION
LE → EXTERNAL FIRING RATE (firing rate controller disabled by digital
input)
op O
2
trim in standby (during burner start-up), or O
2
trim temporarily switched off as a
function firing rate via parameters 914 and 915.
or O
2
- trim active.
ot O
2
trim temporarily deactivated (air deficiency, probe dynamics etc).
od O
2
trim deactivated (fault), e.g. test routine failed during burner start-up, dynamic test
negative, O
2
trim temporarily deactivated for over 1 hour etc.
C Optimisation at increasing firing rate
c Optimisation at decreasing firing rate