Technical Reference
Series
1500
B
=
Standard
C
=
Battery-backed real time clock
1
= Two RTDs
2
=
One RTD &One 0-5VDC
3 = Two J t/c
4 = Two K t/c
5 = Two R t/c
ChanneIs
1 &
2 Control Outputs
AA = 2 S.S.
relays, 0.5A.
BB
=
2 S.S. switches, 10VDC, 5mA
Auxilliary Outputs/lnputs
0
=
None
1
=
8 discrete outputs:
S.S.
relays, 0.5A and 2 dry-contact
inputs (event & remote-hold)
2
=
8 discrete outputs: S.S. switches, OVDC, 5mA and
2 dry-contact inputs (event & remote-hold)
Communications
A
= None
C = Electrically Isolated RS422/423
Modifications
0 =
Curve (Calibration 0.003916ohm/ohm/°C
1. = DIN Curve
(Calibration 0.003850ohm/ohm°C
Analog Restransmit of Channel 2 Input Signal (Available with Dual RTD Input, Only)
0 = 0 - 0.5V out on Channel 2
1
= 0-5V out on Channel2
82
WATLOW Series
1500
User's Manual
Model # Information,
Appendix
