Specifications

Ammonia Gas Monitor – Multi Zone
56 Instruction 3015-5113
Release Zone Hold Register Register 0x0017h 23dec W 10 bytes
Variable Type Length Description
Rel_Hold * * See description of STATUS REGISTER
Hold Zone Register Register 0x0018h 24dec W 10 bytes
Variable Type Length Description
Zone_Hold * * See description of STATUS REGISTER
AGM-MZ Hold Mode
The AGM-MZ can be made to hold or “dwell” on a particular zone if necessary. The length of the hold time is
defined by the HOLD TIME parameter in the System Data Register.
Placing the AGM-MZ into hold mode:
1. Read the AGM-MZ Status Register (0x0011h)
2. Modify the content of the status register structure to change the MODE parameter to zone hold
mode. Active zone parameter to the zone you wish to hold
3. Send this updated status register structure back to the AGM-MZ using PRESET MULTIPLE
REGISTER COMMAND to the HOLD ZONE REGISTER (0x0018h).
Releasing the Zone hold:
1. Read the AGM-MZ Status Register (0x0011h)
2. Modify the content of the status register to change the MODE parameter to normal mode. Active
zone parameter to the zone which you would like to resume normal activity on
3. Send this updated status register structure back to the AGM-MZ using PRESET MULTIPLE
REGISTER COMMAND to the RELEASE HOLD REGISTER (0x0017h).